题目内容
列式计算:
①24米增加
后,再减去它的
,结果是多少?
②用8个
的和去除16的
,商是多少?
③一个数乘以5,加上9,除296,再减去0.4的倒数得1
.求这个数?
①24米增加
| 1 |
| 6 |
| 1 |
| 6 |
②用8个
| 1 |
| 9 |
| 1 |
| 9 |
③一个数乘以5,加上9,除296,再减去0.4的倒数得1
| 1 |
| 2 |
①24×(1+
)×(1-
),
=24×
×
,
=28×
,
=
(米);
答:结果是
米.
②(16×
)÷(8×
),
=
÷
,
=2;
答:商是2.
③0.4的倒数是
;
296÷(
+1
),
=296÷4,
=74;
(74-9)÷5,
=65÷5,
=13;
答:这个数是13.
| 1 |
| 6 |
| 1 |
| 6 |
=24×
| 7 |
| 6 |
| 5 |
| 6 |
=28×
| 5 |
| 6 |
=
| 70 |
| 3 |
答:结果是
| 70 |
| 3 |
②(16×
| 1 |
| 9 |
| 1 |
| 9 |
=
| 16 |
| 9 |
| 8 |
| 9 |
=2;
答:商是2.
③0.4的倒数是
| 5 |
| 2 |
296÷(
| 5 |
| 2 |
| 1 |
| 2 |
=296÷4,
=74;
(74-9)÷5,
=65÷5,
=13;
答:这个数是13.
练习册系列答案
相关题目