Question

Efectueaza: a)15/10-12/10
b) 17/9-10/9 c) 80/100-50/100
d) 14/8-10/8 e) 5/7-4/7 f)11/4-9/4 g) 10/10-2/10-4/10 h) 100/100-12/100-16/100-32/100​

Answer 1

Răspuns:

a) 15/10 - 12/10 = 3/10 ; b) 17/9 - 10/9 = 7/9 ; c) 80/100 - 50/100 = 30/100 = 3/10 ; d) 14/8 - 10/8 = 4/8 = 1/2 ; e) 5/7 - 4/7 = 1/7 ; f) 11/4 - 9/4 = 2/4 = 1/2 ; g) 10/10 - 2/10 - 4/10 = 4/10 = 2/5 ; h) 100/100 - 12/100 - 16/100 - 32/100 = 40/100 = 2/5

Explicație pas cu pas: