问题
解答题
|
答案
1322-199=1123;
1.87+5.3=7.17;
2-2÷5=1.6;
(
+5 7
)×56=61;3 8
603×39≈24000;
4950÷51≈100;
10÷
×10=1000;1 10
(
):1 9
=1 3
.1 3
|
1322-199=1123;
1.87+5.3=7.17;
2-2÷5=1.6;
(
+5 7
)×56=61;3 8
603×39≈24000;
4950÷51≈100;
10÷
×10=1000;1 10
(
):1 9
=1 3
.1 3