4.44×36+2.22×8+44.4简便方法

4.44×36+2.22×8+44.4简便方法
2024-12-22 16:28:06
推荐回答(3个)
回答1:

4.44×36+2.22×8+44.4简便方法
解:采用分配律,
原式=4.44x36+4.44x4+4.44x10
=4.44x(36+4+10)
=4.44x50
=222

回答2:

根据加法交换律及结合律和乘法分配律进行计算.
解:4.44×36+2.22×8+44.4
=222

回答3:

4.44×36+2.22×8+44.4
=4.44×36+4.44×10+2.22×2×4
=4.44×(36+10+4)
=222