直接写得数.3.5+7.6=3.2÷1.6=0.75×4=2.14-0.9=6.25×8=4.9÷3.5=7.5×2.5×4=(1.25+0.05)×0.2=512-

2025-04-28 01:44:00
推荐回答(1个)
回答1:

3.5+7.6=11.1 3.2÷1.6=2 0.75×4=3 2.14-0.9=1.24
6.25×8=50 4.9÷3.5=1.4 7.5×2.5×4=75 (1.25+0.05)×0.2=0.26
5
12
-
1
12
=
1
3
1
5
-
1
7
=
2
35
1
1
2
-
5
7
=
11
14
1
2
+
3
8
=
7
8