新人教版二年級數(shù)學上冊口算專項練習(A4打印版)

1、新人教版二年級數(shù)學上冊口算專項練習（A4打印版）1、口算。28799965=83=18=45=43940+36887087302、口算。488273632005001983041500700534973940130464740267024342993、直接寫出得數(shù)。25+56_34_93_55_74_56+19_65_72_82_81_93-47_45_4、口算。87=405=96=459=648=567=284=497=819=56=728=29=546=273=49=213=205=182=75=88=5、直接寫得數(shù)89=67=54=97-7=56=49=78=69+9=328=40+28

2、=56+9=6740+21=6、直接寫出得數(shù)。88497642133579742662201/55684526100283723（55）56（65）7226727、我能算得對又快8、直接寫出得數(shù)59=122=40001000=1800-900=364=497=230-60=300800=9、直接寫得數(shù)6799382636+4=87229+57567=18+6083421-568=10、直接寫出得數(shù).81748894986399877765584554285979798811、直接寫得數(shù)。1400500=200400=30004000=800-500=1700-400=7800-800=3400

3、-3000=1800-800=700800=12、直接寫出得數(shù)431567822/5573988657854312642598913、直接寫出得數(shù)53-30=33+3=52-4=30+23=40-5=63-7=15+40=52+8=7+45=100-30=53+6=25-20=75-5+20=99-90+6=66-6+9=14、直接寫得數(shù)。600607308090340300500800120067040067070260405506001708025070900300260800850405202056030057040099501701808052015、直接寫得數(shù)253535452055

4、1543382462334121264642662565293/5參照答案116638130248203476182626632700500220048110042727381122725287530141684620456854588779309189936749351572422056303656632468644861724756374278172602626757993439416967798456500090097170110094287828141082864455181564925272016457064111900600700030013007000400100015001212;5;42;1635;27;64;3061;24;49;811323364853355655604/552；70；59；590；15；6914、540；650；430；800；2000270；600；300；1150；2