试题 试卷
题型:解决问题 题类:常考题 难易度:普通
广东省湛江市吴川市2019-2020学年三年级下册数学期末试卷
- = + = + =
+ = + = + =
1- = - = + =
210×3= 983+117≈ 300×9= 231+469= 298×9≈
840﹣240= ﹣ = + = 1﹣ = + =
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