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题型:判断题 题类:常考题 难易度:普通
北师大版数学五年级下册第一章第1节折纸同步练习
+ = + = - = - =
- = - = + = - =
- = 1- = + = + =
36+20= 41×3= 62﹣12= 20×5=
25×2= 24+16= 700×6= 100﹣16=
271+103= 150×6= 429﹣321= 2000×0=
1﹣ = + = = =
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