Question

Ayuda es urgente porfa

Answer 1

a. 8/9 - 3/10 = (80-27)/90 = 53/90

b. - 3/5 - 1/3 = (-9-5)/15 = -14/15

c. 8/15 - (-5/12) = 8/15 + 5/12 = (96+75)/180 = 171/180 = 19/20

d. (-4/9)-(-5/18) = -4/9+5/18 = -8/18+5/18 = -3/18

e. 3/4 - (-7/3) = 3/4 + 7/3 = (9+28)/12 = 37/12

f. 7/2 - (-9/4) = 7/2 + 9/4 = 14/4 + 9/4 = 23/4