2025年数学补充习题二年级下册第32页答案
1. 比一比,算一算。
$6 + 7 =$ $15 - 8 =$
$60 + 70 =$ $150 - 80 =$
$600 + 700 =$ $1500 - 800 =$

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2. $40 + 90 =$ $60 + 50 =$ $70 + 40 =$
$130 - 40 =$ $110 - 60 =$ $110 - 70 =$
$130 - 90 =$ $110 - 50 =$ $110 - 40 =$

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3.
 60个130个80个
(1) 苹果和菠萝一共有多少个?
(2) 梨卖掉多少个就和苹果同样多?

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