4.44×36+2.22×8+44.4简便方法

Question

4.44×36+2.22×8+44.4简便方法

Answer 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

Answer 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

Answer 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