Question

零点七五乘十七分之三加四分之三乘十七分之十四 简便运算 怎么做

Answer 1

零点七五乘十七分之三加四分之三乘十七分之十四
=0.75（3/17+14/17)
=0.75

Answer 2

0.75 x 3/17 + 3/4 x 14/17 提取公因数。
=3/4(3/17+14/17)
=3/4

Answer 3

0.75=3/4
0.75*3/17+3/4*14/17
=3/4*(3/17+14/17)
=3/4*1
=3/4