Question

C7alculeaza si simplifica , atunci cand este cazul , rezultatul obtinut : a) 7/12-3/12= ; b) 17/25-12/25= ; c)45/76-27/76= ; d)8/9-5/9= ; e) 3/2-1/2= ; f) 49/3-18/3= ; g)40/7-19/7= ; h) 47/20-15/20=

Answer 1

a) 7/12-3/12=4/12 = 1/3
b) 17/25-12/25= 5/25= 1/5
c)45/76-27/76=18/76 =9/38
d)8/9-5/9=3/9=1/3
e) 3/2-1/2= 2/2 = 1
f) 49/3-18/3=31/3
g) 40/7-19/7== 21/7 = 3
h) 47/20-15/20= 32/20 =8/5