题目内容
| 脱式计算. 36+12-4= | 560÷8-35= | 50×7-350= |
| 26×3+51= | 540÷9+32= | 300-240÷6= |
考点:整数四则混合运算
专题:运算顺序及法则
分析:(1)按照从左到右的顺序计算;
(2)先算除法,后算减法;
(3)先算乘法,后算减法;
(4)先算乘法,后算加法;
(5)先算除法,后算加法;
(6)先算除法,后算减法.
(2)先算除法,后算减法;
(3)先算乘法,后算减法;
(4)先算乘法,后算加法;
(5)先算除法,后算加法;
(6)先算除法,后算减法.
解答:
解:(1)36+12-4
=48-4
=44
(2)560÷8-35
=70-35
=35
(3)50×7-350
=350-350
=0
(4)26×3+51
=78+51
=129
(5)540÷9+32
=60+32
=92
(6)300-240÷6
=300-40
=260
=48-4
=44
(2)560÷8-35
=70-35
=35
(3)50×7-350
=350-350
=0
(4)26×3+51
=78+51
=129
(5)540÷9+32
=60+32
=92
(6)300-240÷6
=300-40
=260
点评:本题考查了简单的四则混合运算,计算时先理清楚运算顺序,根据运算顺序逐步求解即可.
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