问题
解答题
(0.72×0.4×0.35)÷(0.9×0.2×7)
答案
(0.72×0.4×0.35)÷(0.9×0.2×7),
=0.72×0.4×0.35÷0.9÷0.2÷7,
=(0.72÷0.9)×(0.4÷0.2)×(0.35÷7)
=0.8×2×0.05,
=0.8×(2×0.05),
=0.8×0.1,
=0.08.
(0.72×0.4×0.35)÷(0.9×0.2×7)
(0.72×0.4×0.35)÷(0.9×0.2×7),
=0.72×0.4×0.35÷0.9÷0.2÷7,
=(0.72÷0.9)×(0.4÷0.2)×(0.35÷7)
=0.8×2×0.05,
=0.8×(2×0.05),
=0.8×0.1,
=0.08.