用简便方法计算:56.9x0.47-13.5 9.4x10.1 80x476x125x0 2.52

用简便方法计算:56.9x0.47-13.59.4x10.180x476x125x02.52x99
2025-04-06 07:36:44
推荐回答(2个)
回答1:

56.9×0.47-13.5
=26.743-13.5
=13.243
9.4×10.1
=9.4×(10+0.1)
=94+0.94
=94.94
80×476×125×0
=(80×125)×(476×0)
=10000×0
=0
2.52×99
=2.52×(100-1)
=252-2.52
=249.48

回答2:

56.9x0。47~0