题目内容
| 直接写出得数. 1.4-0.6= |
|
|
| ||||||||||||
2-
| 578+299= | 200-98= | 4.59-2.8-1.7= | ||||||||||||
| 3÷0.03= |
| 9.9×101-9.9= | (0.9+0.27)÷9= |
1.4-0.6=0.8;
×
=
;
-
=
;
÷
=
;
2-
=1
;578+299=877; 200-98=102; 4.59-2.8-1.7=0.09;
3÷0.03=100;
×8=
; 9.9×101-9.9=99;(0.9+0.27)÷9=0.13.
| 5 |
| 7 |
| 21 |
| 25 |
| 3 |
| 5 |
| 7 |
| 16 |
| 1 |
| 4 |
| 3 |
| 16 |
| 1 |
| 9 |
| 2 |
| 3 |
| 1 |
| 6 |
2-
| 6 |
| 7 |
| 1 |
| 7 |
3÷0.03=100;
| 5 |
| 6 |
| 20 |
| 3 |
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