用简方法计算0.44x8-3.4x0.8?

2024-12-05 03:45:32
推荐回答(3个)
回答(1):

0.44×8-3.4×0.8
=0.44×8-0.34×8
=(0.44-0.34)×8
=0.1×8
=0.8

回答(2):

利用乘法分配律计算
0.44*8-3.4*0.8
=0.44*8-0.34*8
=8*(0.44-0.34)
=8*0.1
=0.8

回答(3):

0.44x8-3.4x0.8
=0.44x8-0.34x10x0.8
=(0.44-0.34)x8
=0.1x8
=8