1.25×6.3+37×0.125 23÷19+30÷19+4÷19简便计算

2025-05-13 14:47:55
推荐回答(3个)
回答(1):

=1.25x6.3+(37除以10)x(0.125x10)
=1.25x(6.3+3.7)
=1.25x10
=12.5

回答(2):

=1.25*(6.3+3.7)
=1.25*10
=12.5

=(23+30+4)÷19
=57÷19
=3

回答(3):