2976+674-3259309×7÷31527-4048÷8418×6+3604(582+6467)÷74180÷(119-115)379×(207-199)7614-(2164+871)
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解:(1)2976+674-3259,
=3650-3259,
=391;
(2)309×7÷3,
=2163÷3,
=721;
(3)1527-4048÷8,
=1527-506,
=1021;
(4)418×6+3604,
=2508+3604,
=6112;
(5)(582+6467)÷7,
=7049÷7,
=1007;
(6)4180÷(119-115),
=4180÷4,
=1045;
(7)379×(207-199),
=379×8,
=3032;
(8)7614-(2164+871),
=7614-3035,
=4579.
解析分析:(1)、(2)按照从左到右的顺序计算;
(3)先算除法,再算减法;
(4)先算乘法,再算加法;
(5)先算小括号里面的加法,再算括号外的除法;
(6)先算小括号里面的减法,再算括号外的除法;
(7)先算小括号里面的减法,再算括号外的乘法;
(8)先算小括号里面的加法,再算括号外的减法.
点评:1、如果是同一级运算,一般按从左往右依次进行计算;2、如果既有加减、又有乘除法,先算乘除法、再算加减;3、如果有括号,先算括号里面的.