问题
解答题
直接写出得数
|
答案
4.1×0.5=2.05; 7.6×2.5×4=76; 2.88÷0.4=7.2; 1.35÷5=0.27; 2.5-1.37=1.13;
+1 4
=1 8
;3 8
+7 16
=3 16
; 5 8
+1 2
+1 4
=1 8
; 7 8
+1 3
=1 4
; 7 12
+1 4
=1 5
.9 20
直接写出得数
|
4.1×0.5=2.05; 7.6×2.5×4=76; 2.88÷0.4=7.2; 1.35÷5=0.27; 2.5-1.37=1.13;
+1 4
=1 8
;3 8
+7 16
=3 16
; 5 8
+1 2
+1 4
=1 8
; 7 8
+1 3
=1 4
; 7 12
+1 4
=1 5
.9 20