题目内容
计算下面各题
32×5×6 | (105-98)×105 | (360+170)×8 |
52+18×6 | (78+65)×4 | 196×4+56 |
考点:整数四则混合运算
专题:运算顺序及法则
分析:(1)从左往右依次计算.
(2)(3)(5)先算括号内的,再算括号外的.
(4)(6)先算乘法,再算加法.
(2)(3)(5)先算括号内的,再算括号外的.
(4)(6)先算乘法,再算加法.
解答:
解:(1)32×5×6
=160×6
=960
(2)(105-98)×105
=7×105
=735
(3)(360+170)×8
=530×8
=4240
(4)52+18×6
=52+108
=160
(5)(78+65)×4
=143×4
=572
(6)196×4+56
=784+56
=840
=160×6
=960
(2)(105-98)×105
=7×105
=735
(3)(360+170)×8
=530×8
=4240
(4)52+18×6
=52+108
=160
(5)(78+65)×4
=143×4
=572
(6)196×4+56
=784+56
=840
点评:此题主要考查整数四则混合运算的运算顺序和运算定律.
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