Question

Help with 13,14,15 please?? Look at the picture

Answer 1

13.) 3/5 + 1/10 = 7/10

14.) 1/4 + 1/10 = find the least common denominator (40)
1/4= 10/40  1/10= 4/40 
 1/4 + 1/10= 7/20

15.) find the LCD
1/8 + 1/9 = 9/72 + 8/72 = 15/72 = 5/24