4又16分之7-(1.26+16分之7)-0.74

问题描述:

4又16分之7-(1.26+16分之7)-0.74

4又16分之7-(1.26+16分之7)-0.74
= 4+ 7/16 - 1.26 - 7/16 - 0.74
=4+ (7/16- 7/16) -( 0.74+1.26)
=4- 2
=2