问题描述:
在横线上填上适当的数,并在括号里写出所用的运算定律.
(1)4.65+6.39+5.35=4.65+______+6.39 (______)
(2)32.58+3.4+6.6=32.56+(______+______)(______)
(3)0.25×7.65×4=7.65×(______×______)(______)
(4)4.8×(
(1)4.65+6.39+5.35=4.65+______+6.39 (______)
(2)32.58+3.4+6.6=32.56+(______+______)(______)
(3)0.25×7.65×4=7.65×(______×______)(______)
(4)4.8×(
1 |
6 |
问题解答:
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