横线里最大能填几.56+39=6400-900=600×3=49÷7=6×500=580+220=52÷6=75-49=35+25=1-14=79-59=710+210=3×8-8=7+3×6=32×

题目简介

横线里最大能填几.56+39=6400-900=600×3=49÷7=6×500=580+220=52÷6=75-49=35+25=1-14=79-59=710+210=3×8-8=7+3×6=32×

题目详情

横线里最大能填几.
56+39=6400-900=600×3=49÷7=6×500=
580+220=52÷6=75-49=
3
5
+
2
5
=
1-
1
4
=
7
9
-
5
9
=
7
10
+
2
10
=
3×8-8=7+3×6=32×50×0=
18÷3-3=31×9≈403-98≈1995-204≈5×296≈
题型:解答题难度:中档来源:不详

答案

56+39=95,6400-900=5500,600×3=1800,49÷7=7,6×500=3000,
580+220=800,52÷6=8…4,75-49=26,class="stub"3
5
+class="stub"2
5
=1,
1-class="stub"1
4
=class="stub"3
4
class="stub"7
9
-class="stub"5
9
=class="stub"2
9
class="stub"7
10
+class="stub"2
10
=class="stub"9
10
3×8-8=16,7+3×6=25,32×50×0=0,
18÷3-3=3,31×9≈270,403-98≈305,1995-204≈1791,5×296≈1500.

更多内容推荐