0.51÷0.3=1.7,
1-0.375=0.625,
48×12.5%=6,
1.6×0.5×2=1.6,
5
8 +
1
5 =
33
40 ,
0.9×9+0.9=9,
2-
2
5 -
3
5 =1,
3
4 ÷75%=1,
0.2×0.2=0.04,
6-6÷7=5
1
7 .
0.51÷0.3=1.7,
1-0.375=0.625,
48×12.5%=6,
1.6×0.5×2=1.6,
5
8 +
1
5 =
33
40 ,
0.9×9+0.9=9,
2-
2
5 -
3
5 =1,
3
4 ÷75%=1,
0.2×0.2=0.04,
6-6÷7=5
1
7 .