问题 解答题
直接写得数.
2
2
9
-0.76+
7
9
=
0.48×
5
8
=
0.375÷
7
8
=
15
26
÷
5
39
=
1.5-(1
1
2
-
1
3
)
=
1.25×
19
71
×0.8
=
36×(
4
9
-
1
6
)
=
27÷31+
4
31
=
3
4
×4
=
3×9
1
4
=
答案

2
2
9
-0.76+
7
9
=2.24,
0.48×
5
8
=0.3,
0.375÷
7
8
=
3
7
15
26
÷
5
39
=
9
2
1.5-(1
1
2
-
1
3
)
=
1
3
1.25×
19
71
×0.8
=
19
71
36×(
4
9
-
1
6
)
=10,
27÷31+
4
31
=1,
3
4
×4
=16,
3×9
1
4
=27
3
4

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