问题 解答题
直接写得数.
28+82=
130-107=62.7+3=6-0.65=
1.8×3=(-2)+(-4)=
3
15
+
7
15
=
6
5
×
2
3
=
5
3
4
÷5.75=
0.6+
1
2
=
6.3×
9
7
=
4.2÷
7
6
=
10
9
11
×11=
15
5
9
÷5=
(+9)-(-5)=25×4%=
答案

28+82=110,130-107=23,62.7+3=65.7,6-0.65=5.35,
1.8×3=5.4,(-2)+(-4)=-6,
3
15
+
7
15
=
2
3
6
5
×
2
3
=
4
5
5
3
4
÷5.75=1,
0.6+
1
2
=1.1,
6.3×
9
7
=8.1,
4.2÷
7
6
=3.6,
10
9
11
×11=119,
15
5
9
÷5=3
1
9
(+9)-(-5)=14,25×4%=1.

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