问题
解答题
脱式计算
|
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.
脱式计算
|
(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.