Question

Как решить пример 0.7*3/14+5/12:0.5

Answer 1

0,7 * 3/14 + 5/12 : 0,5 = 59/60

1) 0,7 * 3/14 = 7/10 * 3/14 = (1*3)/(10*2) = 3/20
2) 5/12 : 0,5 = 5/12 : 1/2 = 5/12 * 2/1 = (5*1)/(6*1) = 5/6
3) 3/20 + 5/6 = 9/60 + 50/60 = 59/60