题目内容
填空题.
(1)
+
表示______个
加上______个
,和是______.
(2)如果A+B=
,A=
,则B=______.
(3)如果A-B=
,B=
,则A=______.
(4)比
升多
升是______升.
(5)1-______-
=
.
(6)1去掉______个
后是
.
(1)
| 8 |
| 15 |
| 2 |
| 15 |
| 1 |
| 15 |
| 1 |
| 15 |
(2)如果A+B=
| 9 |
| 11 |
| 6 |
| 11 |
(3)如果A-B=
| 7 |
| 12 |
| 5 |
| 12 |
(4)比
| 3 |
| 5 |
| 2 |
| 3 |
(5)1-______-
| 4 |
| 13 |
| 7 |
| 13 |
(6)1去掉______个
| 1 |
| 8 |
| 1 |
| 2 |
(1)
+
表示 8个
加上 2个
,和是
.
(2)A+B=
,A=
,
则B=
-
=
.
(3)A-B=
,B=
,
则A=
+
=1;
(4)
+
=
(升);
(5)1-
-
=
.
(6)(1-
)÷
=4.
故答案为:8,2,
;
;1;
;
;4.
| 8 |
| 15 |
| 2 |
| 15 |
| 1 |
| 15 |
| 1 |
| 15 |
| 2 |
| 3 |
(2)A+B=
| 9 |
| 11 |
| 6 |
| 11 |
则B=
| 9 |
| 11 |
| 6 |
| 11 |
| 3 |
| 11 |
(3)A-B=
| 7 |
| 12 |
| 5 |
| 12 |
则A=
| 7 |
| 12 |
| 5 |
| 12 |
(4)
| 3 |
| 5 |
| 2 |
| 3 |
| 19 |
| 15 |
(5)1-
| 4 |
| 13 |
| 7 |
| 13 |
| 2 |
| 13 |
(6)(1-
| 1 |
| 2 |
| 1 |
| 8 |
故答案为:8,2,
| 2 |
| 3 |
| 3 |
| 11 |
| 19 |
| 15 |
| 2 |
| 13 |
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