Question

5.8*8/25+0.32*4.7-8除以50=?

Answer 1

5.8×8/25＋0.32×4.7－8/50

＝5.8×0.32＋4.7×0.32－0.16

＝5.8×0.32＋4.7×0.32－0.32×0.5

＝（5.8＋4.7－0.5）×0.32

＝10×0.32

＝3.2