递等式计算(能简算要简算) 625÷25+25×3 25×14×4×5  ...
递等式计算(能简算要简算)625÷25+25×325×14×4×526×6+75×6-662×37÷(94-54)(414÷18-12)×28301×99+301....
递等式计算(能简算要简算) 625÷25+25×3 25×14×4×5 26×6+75×6-6 62×37÷(94-54) (414÷18-12)×28 301×99+301.
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(1)625÷25+25×3
=25+75
=100;
(2)25×14×4×5
=(25×4)×(14×5)
=100×70
=7000;
(3)26×6+75×6-6
=(26+75-1)×6
=100×6
=600;
(4)62×37÷(94-54)
=62×37÷40
=2294÷40
=57.35;
(5)(414÷18-12)×28
=(23-12)×28
=11×28
=308;
(6)301×99+301
=301×(99+1)
=301×100
=30100.
=25+75
=100;
(2)25×14×4×5
=(25×4)×(14×5)
=100×70
=7000;
(3)26×6+75×6-6
=(26+75-1)×6
=100×6
=600;
(4)62×37÷(94-54)
=62×37÷40
=2294÷40
=57.35;
(5)(414÷18-12)×28
=(23-12)×28
=11×28
=308;
(6)301×99+301
=301×(99+1)
=301×100
=30100.
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