10.26-(3.78+4.26)简便计算

2025-03-29 07:47:59
推荐回答(4个)
回答1:

解:
原式=10.26-4.26-3.78
=6-3.78
=2.22
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回答2:

10.26-(3.78+4.26)
=10.26-3.78-4.26
=10.26-4.26-4+0.22
=6-4+0.22
=2+0.22
=2.22

回答3:

=10.26 -4.26 -3.78
=6- 3.78
=2.22

回答4:

10.26-(3.78+4.26)
=10.26-4.26-3.78
=6-3.78
=2.22