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用递等式计算.408+73×2722×45-9625×44+28536×7×572×(105-81)(66+64)÷5
题目详情
用递等式计算.
408+73×27 22×45-96 25×44+285 408+73×27 22×45-96 25×44+285 36×7×5 72×(105-81) (66+64)÷5 36×7×5 72×(105-81) (66+64)÷5
408+73×27 | 22×45-96 | 25×44+285 |
36×7×5 | 72×(105-81) | (66+64)÷5 |
408+73×27 | 22×45-96 | 25×44+285 |
36×7×5 | 72×(105-81) | (66+64)÷5 |
▼优质解答
答案和解析
(1)408+73×27
=408+1971
=2379;
(2)22×45-96
=990-96
=894;
(3)25×44+285
=1100+285
=1385;
(4)36×7×5
=252×5
=1260;
(5)72×(105-81)
=72×24
=1728;
(6)(66+64)÷5
=130÷5
=26.
=408+1971
=2379;
(2)22×45-96
=990-96
=894;
(3)25×44+285
=1100+285
=1385;
(4)36×7×5
=252×5
=1260;
(5)72×(105-81)
=72×24
=1728;
(6)(66+64)÷5
=130÷5
=26.
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