计算,能简算的要简算:1234+700+30026+(89+74)48×2585×199+8569×27+27×31700÷4÷25.-四年级数学

题目简介

计算,能简算的要简算:1234+700+30026+(89+74)48×2585×199+8569×27+27×31700÷4÷25.-四年级数学

题目详情

计算,能简算的要简算:
1234+700+30026+(89+74)48×25
85×199+8569×27+27×31700÷4÷25.
题型:解答题难度:中档来源:不详

答案

(1)1234+700+300,
=1234+(700+300),
=1234+1000,
=2234;

(2)26+(89+74),
=26+74+89,
=100+89,
=189;

(3)48×25,
=12×4×25,
=12×(4×25),
=12×100,
=1200;

(4)85×199+85,
=85×(199+1),
=85×200,
=17000;

(5)69×27+27×31,
=(69+31)×27,
=100×27,
=2700;

(6)700÷4÷25,
=700÷(4×25),
=700÷100,
=7.

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