问题
解答题
|
答案
0.77+0.33=1.1; 6.38-(1.9+2.38)=2.1; 0.9+99×0.9=90;
7÷1.4=5;
-5 9
+5 6
=4 9
;1 6
÷1 8
×(1-1 8
)=1 8
;7 8
÷2÷1 3
=0.5; 1 3
-4 5
=1 3
;7 15
÷2=2 3
;1 3
87×
=8585 86
;85 86
故答案为:1.1;2.1;90;5;
;1 6
;0.5;7 8
;7 15
;851 3
.85 86