问题 解答题
直接写出得数.20×5.5=0.9-0.26=0.9+99×0.9=3.25×4=
14÷35=9.6÷8×0.5=
5
7
-
5
9
+
2
7
=
1
3
÷2÷
1
3
=
2
3
+
1
2
)×24=
36×
5
8
+
3
8
×36
=
454-298=
7
9
+
2
9
-
5
7
+
2
7
=
答案

20×5.5=110,0.9-0.26=0.64,0.9+99×0.9=90,3.25×4=13,
14÷35=0.5,9.6÷8×0.5=0.6,
5
7
-
5
9
+
2
7
=
4
9
1
3
÷2÷
1
3
=
1
2
2
3
+
1
2
)×24=28,
36×
5
8
+
3
8
×36
=36,
454-298=156,
7
9
+
2
9
-
5
7
+
2
7
=
4
7

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