Question

выполните действие:
а)5/12+3/4
б)3/8+3/10
в)9/14-2/7
г)1/2-1/4-3/16

Answer 1

а) 5/12 +3/4 = 5/12 + 9/12 = 14/12 = 1 2/12 = 1 1/6
б) 3/8 + 3/10 = 15/40 + 12/40 = 27/40
в) 9/14 - 2/7 = 9/14 - 4/14 = 5/14 
г) 1/2 - 1/4 - 3/16 = 8/16 - 4/16 - 3/16 = 1/16