电子课本网 第59页

第59页

信息发布者:
<
>
>
=
100
53
80
×
1.91
1.68
1.7
97.07
10π
0.1
×
×
$7\frac{1}{2}$
$\frac{5}{14}$
$\frac{7}{12}$
×
$8\frac{5}{9}$
$\frac{5}{16}$
56
3.8
38
3.8
0.0038
=71.47
=280
​$=\frac {1}{18}$​
=195
=1.3608
=18
验算:​$\frac {1}{18}+\frac {5}{6}=\frac {8}{9}$​
=12.13
=0.42
=32