1.计算 1又3/4-0.25 .0.125*2/3 .0.063*1/9.1又4/8-0.75._数学解答

1.计算 1又3/4-0.25 .0.125*2/3 .0.063*1/9.1又4/8-0.75.

人气：215 ℃　时间：2020-01-30 14:13:00

解答

1又3/4-0.25
=1.75-0.25
=1.5
0.125*2/3 .
=1/8*2/3
=1/12
0.063*1/9.
=0.007
1又4/8-0.75.
=1.5-0.75
=0.75