问题 解答题
脱式计算
480÷6-3540×7+5525×4×8
76-18×4(57+33)÷348÷6×15.
答案

(1)480÷6-35,

=80-35,

=45;

(2)40×7+55,

=280+55,

=335;

(3)25×4×8,

=(25×4)×8,

=100×8,

=800,;

(4)76-18×4,

=76-72,

=4;

(5)(57+33)÷3,

=90÷3,

=30;

(6)48÷6×15,

=8×15,

=120.

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