题目内容
脱式计算.
852÷6×4 | 124+192÷3 | 272÷(4×2) |
分析:(1)按照从左到右的顺序计算;
(2)先算除法,再算加法;
(3)先算小括号里面的乘法,再算括号外的除法.
(2)先算除法,再算加法;
(3)先算小括号里面的乘法,再算括号外的除法.
解答:解:(1)852÷6×4,
=142×4,
=568;
(2)124+192÷3,
=124+64,
=188;
(3)272÷(4×2),
=272÷8,
=34.
=142×4,
=568;
(2)124+192÷3,
=124+64,
=188;
(3)272÷(4×2),
=272÷8,
=34.
点评:本题考查了简单的四则混合运算,关键是理清楚运算的顺序,然后根据运算顺序逐步求解即可.
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