问题
解答题
用你喜欢的方法进行递等式计算.
|
答案
(1)7.8÷2.5×4,
=3.12×4,
=12.48;
(2)7.2÷2.88×0.08,
=2.5×0.08,
=0.2;
(3)8.8×6.9+6.9×1.2,
=(8.8+1.2)×6.9,
=10×6.9,
=69;
(4)12.6÷3+1.8×0.6,
=4.2+1.08,
=5.28.
用你喜欢的方法进行递等式计算.
|
(1)7.8÷2.5×4,
=3.12×4,
=12.48;
(2)7.2÷2.88×0.08,
=2.5×0.08,
=0.2;
(3)8.8×6.9+6.9×1.2,
=(8.8+1.2)×6.9,
=10×6.9,
=69;
(4)12.6÷3+1.8×0.6,
=4.2+1.08,
=5.28.