递等式计算.250-75+25200-48÷4(100-75)×37×24+2524÷4×6420÷7-25.-三年级数学

题目简介

递等式计算.250-75+25200-48÷4(100-75)×37×24+2524÷4×6420÷7-25.-三年级数学

题目详情

递等式计算.
250-75+25
200-48÷4(100-75)×3
7×24+2524÷4×6420÷7-25.
题型:解答题难度:中档来源:不详

答案

(1)250-75+25,
=175+25,
=200;

(2)200-48÷4,
=200-12,
=188;

(3)(100-75)×3,
=25×3,
=75;

(4)7×24+25,
=168+25,
=193;

(5)24÷4×6,
=6×6,
=36;

(6)420÷7-25,
=60-25,
=35.

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