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用递等式计算.375+625÷25×4;103×(50-40÷5);(124+56)×(240-195);117-17×36÷18.
题目详情
用递等式计算.
375+625÷25×4;
103×(50-40÷5);
(124+56)×(240-195);
117-17×36÷18.
375+625÷25×4;
103×(50-40÷5);
(124+56)×(240-195);
117-17×36÷18.
▼优质解答
答案和解析
(1)375+625÷25×4
=375+25×4
=375+100
=475;
(2)103×(50-40÷5)
=103×(50-8)
=103×42
=4326;
(3)(124+56)×(240-195)
=180×45
=8100;
(4)117-17×36÷18
=117-612÷18
=117-34
=83.
=375+25×4
=375+100
=475;
(2)103×(50-40÷5)
=103×(50-8)
=103×42
=4326;
(3)(124+56)×(240-195)
=180×45
=8100;
(4)117-17×36÷18
=117-612÷18
=117-34
=83.
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