人教版一年級數(shù)學下冊期末計算題26

1、18+(17 + 3) = 口 10=3978+7 20 = 50+10 + 4 =79+202+79 529 + 2 =20+4 + 3 = 12+(19 9) = 60+25 20 = 69+4+1 =47+0= 52 75(30 + 2) =38+口= 38口 52(30 + 3) = 40+30口 80+9+1 =20+30口 42+1+6 =80+3 + 3 = 74+(16 8) =80(20 + 4) = 15+10+3 =75+(11 5) = - 81640+243 =83+5 = 85+3 = 807 = 55 + 4 = 58 + 4 =11 + 2 = 61 + 9 =

2、 673 = 307 = 34+1 = 14+5 = 14+3 = 72+8 = 793 = 17+6 = 779 = 747 = 47+9 = 48+5 = 42 2 = 38+7 = 84 + 4 = 35+7 = 61 + 7 = 94 6 =7540 = 11 + 20 = 14+ 10 =38+20 = 7520 =8720 = 71 70 =32+20 = 15+ 10 =6230 = 63 10 = 5220 =21 + 10 = 12+ 10 =47+30 =32+20 =27+20 =7530 =9740 = 6620 =6530 =21 + 20 = 19+20 = 862

3、0 =23+ 10 =9850=83(49 40) =18+20=30+7 + 4 =67(10+1) = 63+9029+322+D= 22 口 35+5 + 21 = 9520 + 6 = 30+3 + 9= 52+1045+6 29+(48 + 2) = 10+40口 95(30 + 8) = 22+(34 + 6) = 24(59 50) = 60+338 = 57+3 40 = -30 = 45 14-2088-4 55 + 90 19 +7 9320+9 = 30+2 + 3 = 27+D= 35 10+31 5 = 24+(48 8) = 579 + 7 =91 5 = 39 2

4、 = 20+5 = 563 = 88+9 =22 9 = 32 9 = 849 =41 + 6 = 89 6 = 167 = 959 = 35 4 = 997 = 241 = 91 9 = 90 2 = 12 8 = 73+5 = 32 2 = 60+9 = 87+1 = 69 2 = 981 = 979 =75+ 10 = 71 + 10 = 8460 =40+20 =42+40 =65+20 =6320 =18+20 =16+40 = 35+ 10 = 50+30 = 5540 = 7730 =72+20 = 5840 = 8970 =66+20 =57+20 = 5640 =39+20

5、= 6950 =24+ 10 = 24+20 =95-(52-50) = 99-(46 + 4) = 40+331 = 68+7 30 = 20 - 50 76 -4 60+7 + 6= 87+10 88 +3 - 10 = 26 22+6077+7 30+4-2 = 53+2079+6 -20=12 90-20O90-2 -50=35 43+(13-8) = 60+357 = 55+4 + 8= 60-50O60-5 50+5-1 = 23+D= 31 34+20+3 = 703 50 = 10-8 + 5= 48+40+9 = 55+10 75 +617-9 = 81 + 7 = 40-1

6、 = 71-4 =49+2 = 53 + 4 = 21 + 7 = 31-4 =85+1 = 51-6 =87+5 = 31 + 5 = 31 + 8 = 49+2 = 82-2 =13+5 = 51-6 = 50-7 =11 + 2 = 20 + 4 = 34-2 = 80+9 = 15+3 = 80-6 =61 + 5 =22+ 10 = 53-20 = 53+ 10 = 84-60 = 64+20 = 81-30 = 70-70 = 55+ 10 = 20+30 = 17+20 = 70-50 = 53+30 = 67+ 10 = 25+ 10 = 59+ 10 = 70-60 = 52

7、+20 = 76-30 = 27+30 = 50+20 = 58+20 = 67-40 = 21 + 20 = 50-30 = 61-50 =69+ 3 = 36+9 = 268 = 82 + 4 = 383 =60+2 = 46+7 = 18 6 = 45+1 = 28 2 =25+3 = 31 5 = 84+8 = 241 = 68+ 6 =733 = 347 = 15 6 = 57+5 = 48 + 4 =68+ 6 = 55+1 = 27+1 =243 = 171 =71 50 = 9370 = 5720 =61 30 = 27+30 = 5530 =17+ 10 = 7740 =53

8、+30 = 25+ 10 =17+20 =47+20 =12+40 =48+40 = 7920 =51 40 = 68 10 = 58+ 10 = 7620 =74+20 = 61 30 =6820 = 8720 =41 + 9 + 45 = 26+D= 27 40+34 4 = + 1>17 -30=8 89+8030+6 30+459 = 52+9 20 = + 9>76 223 + 6= 60+6 + 2 =31 + (15 + 5) = 35+30+8 = 40+50>口 9+1 + 57 = 10+5 4 = 口 10=19 5<46 341+5= + 9&g

9、t;63 50+40+7 = 7210+7 = 口40=15 10+7 + 6 =89 - 90 19 -732+ 10 = 51 + 40 =90+8 = 595 = 61 + 5 =985 = 34+2 =938 = 16 + 4 = 83 6 = 99 2 =19+1 = 516 =31 5 = 46+9 =24 2 = 783 =78+3 =185 = 73 + 4 =82+5 =441 = 64 2 = 63 5 =708 = 38 + 4 =45+ 3 =69+ 10 = 46+ 10 =31 + 10 = 54+ 10 = 5020 =61 20 = 9970 = 7350 =5

10、2+D= 58 + 3>36 11 + 3+8 = 372 + 5= 20+133 = 383 + 8= 696 20 = 89310 = 30+10>口 31 + 40 + 4 = 86(40 + 6) = 20+25 4 = 87(30 + 7) = -30=1221 + 30 = 53 10 = 6350 = 9060 = 18+ 10 = 9830 = 26+ 10 =6920 =51 10 =5520 =29+ 10 =9220 =5430 =9530 =59+40 =75+20 =11 + 30+8 = 40+2 5 = 67(40 + 4) = 95-9041-3 5

11、0+133 = 50+36 40 = 235 + 5 = 23(33 30) = 7640 + 6 = 86(30 + 2) = - 7<175030 =34 + 4 = 88+3 = 14 6 = 31 + 7 = 867 = 22+3 = 793 = 73+7 = 12+8 = 99 2 = 55 3 = 59+1 = 93 4 = 507 = 12+5 = 98 6 = 479 = 21 9 = 40+5 = 505 = 74 4 = 735 = 895 = 35+6 = 755 =7720 = 8550 = 32+ 10 = 5430 =31 + 30 = 21 + 10 = 9

12、7 10 = 50+20 = 71 10 = 6430 = 55+30 =9360+9 =20+10口40+8 + 3 = 36+30+8 =62-50062-5 65-2041-438+30 + 6 = -50 = 2460+253 =80+6 + 7 =452 + 7 = 50+39 20 =38+5 + 7 = 50+351 =87(18 + 2) = 12(35 30) =75(48 + 2) = 16+7029+260+4 20 =29+40+7 = 7760+5 =99 - 50 91-2 17+3 + 48 = 45+(8 4)= 26+10+7 =11 + 20 = 63+ 1

13、0 = 41 + 40 = 6320 = 31 + 40 = 70+ 10 = 25+ 10 = 22+20 = 68 10 = 47+ 10 = 68 10 = 8850 = 12+ 10 = 8270 =64+8 = 79+1 =88+6 = 41 + 6 =30-6 = 14-8 =21-5 = 49-4 =67-3 = 30-8 =32 + 4 = 12+3 =77+7 = 365 =46+8 = 93-7 =85+6 = 14-1 =57+5 = 71 + 9 = 13-4 =17+3 = 71-1 =18+6 = 53+6 =67-40 =72- 10 = 64-40 =14+20

14、 =52+40 =53+40 =38+20 =51-40 =66+ 10 =65-20 =68-30 =57+30 =82-60 =76+20 =73+ 10 =98-30 =31+10 =65- 10 =27+40 =24+40 =83-30 =50+40 =50-50 =54- 10 =20+50 口 66+2 + 4= 26+D= 27 16+20+8 = 13+7 + 25 = 23+404+23 50+39-30 = 24+6 + 31 = 62-(14-10) = + 3>5723+D= 23-D 30+30>D + 1>33 12+5 + 9= 47+4060+

15、6 57-4 + 4= 74+3090+9 60+7-50 = - 9<57 78-6-30 = 1 + 9+46 = 24+6 + 36 = 5<47 88(7+3) = 70-(20 + 8) =81-50 =438 = 81 + 2 = 49 2 = 16 + 4 = 648 = 788 = 25+9 = 15+7 = 21+4 = 68+8 = 54+1 = 67+9 = 85+5 = 20+6 = 23 6 = 381 = 77+9 = 385 = 81 1 = 139 = 12 7 = 22+5 = 48+6 = 135 =31+4 = + 9>18 88(36

16、+ 4) = -20=36 + 5>13 27+101 + 27 78 + 30 82 +9 40+2+1 = 4<76 36+101 + 36 -20 = 48 164 + 5=27+(37 7) = 73+910 =28+(3-2) = 32+30 + 6 =372 + 8= 61 7 + 3= 9750+9 =66 + 30 44 +2 7510 + 6 =67(12 + 8) = - 7<28238 + 5= 22+(28 + 2) = 782 + 5=21 + 10 = 26+20 = 55 10 = 29+40 = 8020 = 47+30 = 39+20 = 4

17、7+ 10 = 20+20 = 81 10 = 13+20 = 58+30 = 77 10 = 74+ 10 = 9020 = 8920 = 60 10 = 5240 = 44+ 10 = 6620 = 5020 = 16+20 = 34+ 10 = 47+30 = 52+ 10 =45 3 = 29+2 =708 =348 =177 =83+8 =28+8 =247 =688 =268 =461 =20+7 =62+9 = 86 4 = 33 2 =688 =71 + 8 = 86 + 4 =59+5 =47+1 =173 =505 = 29 6 =585 =233 =8360 =79+20

18、 = 42+ 10 = 22+ 10 = 51 20 =63+ 10 = 8030 = 5320 = 9450 =59+30 = 22+ 10 = 57 10 =6640 =61 30 = 38+20 = 29+30 =30+ 10 =80(10 + 6) = 95(57 + 3) = 30+25 2 = 30+20>口62(20 + 7) = 60+6 + 4 = 2+8+36 =74(57 + 3) = 24+30+7 = -30=571 + 9 40 = 9840+9 = 87-20087-2 53+(5-2) = 76(42 40) = 22-6087-2 64+4 + 4 =

19、+ 9>1370+ 10=9620+8 =30+ 10=71 + 810 =75 10=68-5041-154+30=20+369 =54+30=口 6<6296 10=555 + 5 =76+20=53+8050+97720 =59+1 = 31 + 6 = 81 5 =50+6 =83 2 =78 4 = 531 = 247 =37 6 =22 9 =91 8 = 23+3 = 191 = 82+8 =82 + 4 = 27+6 =21 1 = 759 = 509 =28 4 = 639 =27 4 = 69+1 =72 8 = 171 =49+20 =9560 =77+20

20、=29+30 =8540 =61 + 10 = 39+ 10 =36+ 10 =65+ 10 = 7020 =37+ 10 = 62+20 =76+ 10 =13+40 =59+ 10 = 5030 =39+30 =9740 =27+20 =7770 = 61 50 =7730 = 71 60 =44+30 =7210+1 = 35+0= 42849 + 4= 口 10=116+40+8 = 10+8084+5 9210 + 6 = 33+0= 4299 - 90 92 -6 61 + 7 + 6=32+(43 3) = 25+(39+1) = + 1>7838+(64 4) = 56(

21、10 + 6) = 641+3= 266 + 2 =48+40+1口40=10532 + 9 =793 40 = 13+(12 2) =504 + 6 = + 8>5678-20078-26050 =60+2 = 89+6 =86 + 4 = 67+8= 11-8 =16-6 = 86-3 = 49-3 = 11-3 =31 + 7 = 39-7 =47-1 = 24-4 =85-5 = 53-4 =37+3 = 40+9 = 53 5 =82-2 = 24 + 4 =27-4 = 43+9 =51 + 6 = 76 6 =26+5 =63-40 = 35+20 = 50+20 = 54

22、+20 = 47+40 =31 + 20 = 52- 10 = 55-20 = 55-50 = 57-30 = 17+20 = 23+ 10 = 27+30 = 97-70 = 14+ 10 = 28+20 = 67+20 = 66+ 10 = 58- 10 =69-1042-8 30+27-1 = 69+3-20 = 10+30>D 34+= 40 63-8-40= 10+3-4= 66-(40 + 8) = + 6>37 30+9 + 2 = 50+4+1 = 40+ 19-40 = 27+(9+ 1)= 30+ 19-4 = 10+9 + 5= 88+303+88 40+23

23、-40 = 40+30>D 21 + 2042+539+D= 39-D 88-(92-90) = 67-(52 + 8) = -50 = 29 10+43-1 = 11 + 9072+ 131 + 20 = 92-70 = 37+ 10 = 82-30 = 74- 10 = 40+30 =57 4 = 30+6 = 67+9 =857 =808 =145 =981 =379 =12 2 = 72+3 =41 + 1 = 56+ 6 =18+9 =41 1 = 20+6 =72+5 =71 + 9 = 103 =691 =53 + 4 = 65+8 =26 + 4 =26 + 4 =65

24、4 =43 2 =44+20 =6730 = 32+ 10 = 9240 =45+ 10 = 5930 =31 + 20 = 18+20 =52+20 = 56 10 =6930 = 76+ 10 = 71 10 =47+ 10 = 8020 =13+40 =5450 = 9570 =23+20 = 69 10 = 17+ 10 =7450 = 8370 =9440 + 4 =30+30 6 = 30+20口 38+2 + 8 = 658 + 2 = 44+(15 6) = 65(10+1) = 30+103 = 21 + 9 + 24 = 877 + 2 = 40+3930 = -30=36

25、 30+1 + 1 = -30 = 45 88-50088-5 58+(9 1)= -20=14 60-20060-2 60+1330 = 57+5 40 = 52(20 + 8) = 70(25 + 5) = 口 10=16 21 + (23 + 7) = 10+10口53+ 10 = 65+ 10 =689 = 55+2 =59+1 = 59+7 = 28 2 = 92 5 = 557 = 92 5 = 32 3 =21+4 = 668 =73 4 = 135 = 467 =87 + 4 = 898 =231 = 709 =74+8 = 893 =795 = 763 =768 = 89 +

26、 4 =955 =81 70 = 20+20 =25+(44 4) = 51 7 + 2 = 57+9 30 = 85-4018-4 15+8 + 9= 40+1+6= 571+9= 50+14 40 = 23+(44 4) = 362 + 4 = 59+2 50 = 20+10>口 24+8074+9 7450+1 = 2<40 19(49 40) = 999 40 = 84+404+84 9<82 45+(23 + 7) = 493+1 = 20+101 + 20 17+3+13 = 81 (36 + 4) = 28+(41+9) =61 + 10 = 6750 = 96

27、70 = 14+ 10 = 21 + 40 = 5850 = 20+ 10 = 41 + 20 = 7320 = 58+ 10 = 6730 = 6730 = 9470 = 18+20 = 11 + 30 = 49+20 = 11 + 20 = 53 10 = 42+ 10 = 59 10 = 5730 = 27+20 = 79+20 =16 2 = 20+3 = 82 4 = 76+2 = 50+8 = 101 = 32+3 = 767 = 16+7 = 609 = 53+8 = 38+5 = 40+7 = 35 6 = 49 4 = 62+8 = 348 = 15 4 = 27+2 = 2

28、6+8 = 38+9 = 959 = 68+ 5 = 19+5 = 16+2 =9840 = 12+30 =7+3+23 = 10+148 = 25+5 + 33 = 38+2+12 = 67-10067-1 20+361 = 29+404+29 72-(3+7) = 28+6085+6 43+(7 4)= + 9>89 35+(51 1) = 83-40083-4 20+143 = 63(19+1) = 443 + 5= -20 = 25 25-3061-3 87(10 + 6) = 60+389 = 79+910 = 65+210 = 34+20+7 = + 6>57 57+2

29、02+5790 10 = 60 10 = 32+20 = 68+ 10 = 5250 = 32+30 = 20+30 = 6330 = 91 60 = 31 + 40 = 8340 = 6450 = 41 + 20 = 16+ 10 = 64+20 = 45+20 = 64 10 = 22+20 = 77+20 = 77+ 10 = 70+20 = 6720 = 67+20 =22 + 6 = 30+3 = 38 4 = 72 5 = 12+5 = 43 2 = 837 = 27+2 = 61 8 = 909 = 40+8 = 36 2 = 35+3 = 43+2 = 26+ 5 = 768

30、= 66+1 = 48 5 = 73+6 = 97 6 = 64+1 = 778 = 21 + 3 = 12+3 = 912 =8050 = 32+20 =23+20 = 6940 =8630 = 30+ 10 =6420 = 8650 =84 10 = 7040 =53+40 = 9670 =67+20 = 31 + 40 =31 + 20 = 5820 =12+40 = 31 + 20 =66 50 = 76+ 10 =56+20 = 5730 =48+30 = 30+20 =50+5 50 = 33+(31+9) = 25+5+14 =727 + 2 = 30+10>口 7<

31、49 20+5 + 9 = 585 + 6= 55(10+1) = 18+1024+4 766 50 = 855 50 = 24+5032+2 - 6<3562+4067+9 15+4083+830+4 + 6= 11 + 6+5 = 20+(15 5) = 27+40+1 = 686 50 = 22 4 + 3 = 65(9+ 1)= 11-9074-3 39+(42 2) =13+40 =37 + 4 = 20-1 = 77-5= 21-6 = 70-7 = 80+7 = 87-1 = 26-1 = 30+5 = 39-6 = 80-2 = 21-5 = 43-4 = 27+1 =

32、29-3 = 75+2 = 46+8 = 15-6 = 36+9 = 63 6 = 73-5 = 71 + 3 = 55+8 = 80+2 = 81 + 3 =80- 10 = 70+20 = 27+20 =59-40 = 86-50 = 91-50 =11 + 10 = 14+ 10 = 18+ 10 = 65-50 = 51-10 =58- 10 = 92-30 = 53-50 =94- 10 = 65-50 = 71-70 =19+30 = 73- 10 = 23+40 =81-(40+1) = 12+10 + 2 = 29+(43-3) = 50+4 + 2 = 73+4067+9 6

33、0+22-7 = 64+6-30 = 10+50 口 86-40086-4 + 6>21 - 10=13 31 + (31-1) = 70+9-50 = 9<54 526 + 6= + 7>79 + 9>59 6<76 13+0= 21 40+13-7 = 3+口= 3-D 14-1 + 1 =65-50=838 + 6=63+ 10=60+13-30 =62-10=72+202+7234+ 10 = 83-60 =80+9=27+7 =25+7 =41-2 =78-2 =60-8 =79-9=32-2 =68+9 =12-8 =12-6 =22-1 =52-2

34、=965 =33-8 =93-4 =76+5 =53-5 =82+8 =28+8 =38-8 =25-2 =84+9 =42 + 4 =44-3=25+ 10=+ 5>1031 + 20=0-30 = 4357-20=67-8 + 3=59-40=60+5 + 2 =15+40=25+(43 3) =70- 10=20+3 + 7 =57-50=10+7-1 =59-20= 70+4 + 2 =72-20=30+9-6=68+20=80+7 + 2 =52+40=- 2<8999-60=+ 2>6118+40=20+1 +8=71-40=65+3+7=51-50=30+15-

35、6 =27+30=79+4041 + 767+20=50+32-40 =92-50=- 8<7525+ 10=92-10+8 =33+20=13+(37-7) =37+40=81-(26 + 4) =22+ 10=30+28-9 =37+ 10=79+7 + 2 =57+10=D+4>1634+20=38-(85-80) =7040+8 = 71 10+5 = 81 20 + 2 = 27+20+5 = 31 + 9 + 31 = 577+1 = 799 + 2 = 50+3630 = 96(13 + 7) = 23+(3+7) = 781 10 = 91 40 + 6 = 10+

36、9 + 2 =66 9 + 6= - 7<59 70+4 + 5= 14+8011 + 5 77+(91)= 727 + 4 = 30+24 2 = - 6<23 40+30 2 = 40+31 8 = 50+1550 = 22+10 + 6 =28+9 = 42 3 =90+8 = 583 =58+6 = 71 + 3 =37+7 = 39 2 = 251 = 74+2 = 481 =83+3 = 66+3 = 108 = 683 = 84 + 4 =10+7 = 316 = 335 = 597 =66+7 = 46+8 = 50 4 = 55 3 = 167 =9050 =56

37、20 =6850 =56+20 =44+20 =77+20 =6640 =18+40 =39+20 =6840 =8440 =40+ 10 =63+ 10 =61 30 =74+20 =6720 =48+ 10 =65+20 =54+30 =5540 =81 70 =9660 =6530 =7760 =8540 =77+6 = 593 = 55 + 4 = 27+5 = 39+9 = 865 = 32 5 = 60 2 = 29+9 = 32+1 = 57+1 = 43 6 =53 + 4 = 14+6 = 37+7 = 77+9 = 348 =81 + 2 = 52 5 = 48+8 =18

38、 + 4 = 47 + 4 = 23+7 =48 4 = 55+7 =62+20 =7920 =5940 =54+20 =56+20 =18+20 =6840 = 9420 =19+20 =61 20 = 7420 =61 10 = 60+20 =73 10 = 6530 =6040 =7550 =6520 =31 + 10 = 25+30 =39+ 10 = 8640 =58+ 10 = 9040 =29+1+44 = 20+30>口 68-7026-8 60(57 + 3) = 83(40 + 5) = 22+8 + 53 = 699 + 8= 8450 + 4 = 16+(13 3

39、) =71 + 6 20 = 64(26 + 4) = 20+21 3 = 69-30069-3 + 1>12 46+30 + 6 = + 8>34 88+6058+7 + 5>3831 + 8074+8 10+50>口 77+(12 8) = 77+4 30 = 38+(5 4)= 974 20 = 67(29+1) =6850 =24 4 =36 4 =71 + 8 =25 6 =41 - 3 =82 + 2 = 988 =61 - 3 =70 4 =71 + 3 = 19+1 =21 1 = 38+7 =69 6 = 601 =39 2 = 20+7 =94 4

40、= 309 = 75+5 = 291 =48 + 4 = 20+1 =50 6 = 43+7 =9960 = 7840 =96 10 = 39+ 10 =34+30 =6440 =7720 =32+20 =30+20 =5830 =27+20 =91 40 = 9570 =8920 =53+40 =58+20 = 95 10 =52+ 10 =79+20 =75+ 10 = 6620 =56+20 =6820 =8070 =23-6059-9 7+3+36 =41 (32 30) = 90(43 + 7) = + 7>70 37-6093-6 11 + (666) = -40=3339+

41、1+41 + 1>10643 + 5 = 9910+5 = 口 10 = 44 + 6>79 60+351 = 69-7099-6 1 + 9+22 = 13+6 + 4= 30+40>口 10+21 9 = 10+2 + 3 = 2<46 40+2 + 8 = 60+3 + 6 = 93(30 + 9) =45+30 =573 =62+9 =26+2 = 82 5 =28+7 = 48+9 =514 =41 1 = 22+5 =14 - 4 =80+5 =71 + 3 = 62+7 =34+7 = 48+8 =76 2 = 641 =387 =44+2 =781 =4

42、0+9 =91 3 = 108 =46+5 =883 =3+口= 3口 60+2710 =30+10>口70+3 + 3 = 37+7 + 8 =13+8+1 = + 8>6630+34 4 =64 - 300 64 -3 17+101+17 60+138 =60+9 + 7 = 8<2462+3 50 = + 7>3950+13 4 = 40+34 20 =54+610 = 40+40>口8620 + 4 = 口一 1<3132+(27 7) = 99-7030-769 - 80 86 -5 60+16 20 =85 10 = 13+ 10 = 8060

43、= 28+ 10 = 38+ 10 = 39+ 10 = 8830 = 35+30 = 41 + 40 = 18+20 = 47+20 = 61 40 = 55 10 = 5720 = 5940 = 14+20 = 72+20 = 27+20 = 6240 = 23+ 10 = 73 10 = 56+20 = 50+20 = 54+30 = 9630 =641 = 14+8 = 591 = 285 = 82+5 = 32 6 = 745 = 75 6 = 60+ 5 = 381 = 87 6 = 17 + 4 = 58+6 = 995 = 23+9 = 78 4 = 833 =55+ 5 =

44、21 + 1 = 31 7 = 421 = 74 + 4 = 269 = 89+2 = 54 4 =46+20 =37+30 =52+20 =84 10 = 6620 =5650 =6740 =55+20 =8330 =51 + 10 = 52+40 =5720 =45+20 =5040 =24+30 =7430 =36+30 =19+20 =81 60 = 35+20 =7520 =54+20 =44+ 10 = 8420 =41 (63 60) = 1 + 9+38 = 30+33 4 = 40+50口 10+199 = 371+6 = 35 + 404 + 35 50+2 3 = 45+

45、20+5 =6 + 4+ 40 = 16(96 90) = -40=39 7770+3 = 75(44 + 6) = 8+2+26 = 20+143 = 88 + 404 + 88 20+161 = 50+2+1 = 83(25 20) = 40+30口 7030+5 = 861+7 = 50+9 + 6 = 20+3 + 9 =29+30 =32 8 = 69 + 4 = 831 = 48+1 =82 + 2 = 37 + 4 = 507 =51 + 1 = 87+2 = 577 = 47+7 =89 6 = 46+2 = 83 4 = 67 2 = 375 =21 + 7 = 39 + 4 =52 6 = 377 =62 9 = 87 + 4 = 735 = 399 =72 9 =5650=0-30 = 496820=67(20 + 6) =9460=8