【精品】異分母分?jǐn)?shù)加、減法_2

1、異分母分?jǐn)?shù)加、減法_2異分母分?jǐn)?shù)加、減法_2?弨匯 ?岰灄淹 ?rial? l?3241和203107和6587和9197116113異分母分?jǐn)?shù)加、減法_2異分母分?jǐn)?shù)加、減法_2異分母分?jǐn)?shù)加、減法_2異分母分?jǐn)?shù)加、減法_2你能提出什么問題你能提出什么問題? 異分母分?jǐn)?shù)加、減法_2?preadar ?ara?a?a?psitipi ?81p?piap ?ip?r8?e敬潃8s湯p ?p?e?d ?8?e8p ?ipdara ?e?d ?ipdara ?to ?ppd8 .異分母分?jǐn)?shù)加、減法_2?岰?al岰? ?岰14?310 14+310=異分母分?jǐn)?shù)加、減法_2?al? ?i?灄淹 灄 ?1淹-

2、?l淹 ?r岰ai灄? ri灄 ?岰灄淹 ?rial? lr?i淹 ?r岰?l淹 ?l淹 ?i?灄淹 ?岰rial? rr淹 ?rl? ?岰?lr?i淹 異分母分?jǐn)?shù)加、減法_214+310=520+620=14+310=520+620=11201120?psitipi ?81p?a?a?1)?岰?al岰? ?岰 a? ?岰?al岰? ?l? ?岰r淹 ?岰r岰岰r岰?岰?岰i ?r?淹 ?灄 l淹 ?l? ?岰l?r?r?淹 ri?r岰淹.異分母分?jǐn)?shù)加、減法_2?i?灄淹 ?岰rial? 岰灄 ?岰rr淹 ?l?l岰? ?rai灄? ?岰灄淹 ?rial? ar?rl? ?岰r淹 ?r岰ai灄

3、? r岰灄 .異分母分?jǐn)?shù)加、減法_2?岰?al岰? ?r?淹 a? ?岰r?岰i ?l岰r?r? ar岰a岰淹 ?岰i? ?1? ? ?岰r岰a? ?1? ?ia?a ?1?匯 ?a?U ?1?匯? ?a?1?1?異分母分?jǐn)?shù)加、減法_2310320310320=異分母分?jǐn)?shù)加、減法_2320620310320620320310320=620320=320320?i:?岰r?岰i ?l岰r?r? ?1? ?匯? ?a?1?1?a?U ?1?異分母分?jǐn)?shù)加、減法_2320620310320620320310320=620320=320320答：食品殘?jiān)?，多答：食品殘?jiān)?，多異分母分?jǐn)?shù)加、減法_21.

4、?MingLgU ?MgngLMU ?g1g%1,g,%2,%3g0,0, .2.?gU%U1, Mi?uLMU ?g1g%1,g,%2%M .3. ?g1,%U0g 4.?ng,0g橔 ?0?g0g%1U ?,M%LgLM ?g1g,0g橔 . ?prea灄 ?ptira? ?poo8 ?潃earip?ai ?m? tR ?pp ?敬?8sp灄 ?pdead : 異分母分?jǐn)?shù)加、減法_2異分母分?jǐn)?shù)加、減法_2異分母分?jǐn)?shù)加、減法_2異分母分?jǐn)?shù)加、減法_23816? arial?1耀 ? 1?1i匯 ?i?潯 ?弨l1潯 ?匯1匯?潯 ?ii1 ?i 1?耀潯 ?匯1?匯1潯 ?匯1匯?潯 ?ii1 ?i 1?耀潯 潯1l弨? 潯? 潯1匯?1匯 ?匯1匯?潯 ?ii1 ?i ?ii 1?耀潯 潯1l弨? 潯?i1匯?1匯 ?i ?5 ?異分母