题目内容
计算
÷
÷
;
÷
÷
;
÷
×
; 132×
÷
.
| 6 |
| 7 |
| 5 |
| 9 |
| 3 |
| 4 |
| 34 |
| 35 |
| 17 |
| 18 |
| 9 |
| 10 |
| 14 |
| 15 |
| 7 |
| 9 |
| 3 |
| 8 |
| 31 |
| 33 |
| 1 |
| 4 |
考点:分数的四则混合运算
专题:运算顺序及法则
分析:乘法和除法都是第二级运算,依据四则运算计算方法:先算第二级运算,再算第一级运算,如果只含有同一级运算,按照从左到右顺序计算即可解答.
解答:
解:
÷
÷
=
÷
=2
;
÷
÷
=
÷
=1
;
÷
×
=
×
=
;
132×
÷
=124÷
=496.
| 6 |
| 7 |
| 5 |
| 9 |
| 3 |
| 4 |
=
| 54 |
| 35 |
| 3 |
| 4 |
=2
| 2 |
| 35 |
| 34 |
| 35 |
| 17 |
| 18 |
| 9 |
| 10 |
=
| 36 |
| 35 |
| 9 |
| 10 |
=1
| 1 |
| 7 |
| 14 |
| 15 |
| 7 |
| 9 |
| 3 |
| 8 |
=
| 18 |
| 15 |
| 3 |
| 8 |
=
| 9 |
| 20 |
132×
| 31 |
| 33 |
| 1 |
| 4 |
=124÷
| 1 |
| 4 |
=496.
点评:依据四则运算计算方法正确进行计算是本题考查知识点,关键是计算结果要准确.
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