Question

Adding Fractions with Unlike Denominators

5/12 + 7/24 - need step by step explanation

3/14 + 7/21 - need step by step explanation

1/18 + 5/24 - need step by step explanation

Answer 1

1. 5/12+7/24

take L.C.M of the denominators

l.c.m 24

5/12 × 2/2 = 10/24

10/24+7/24

17/24

2 3/14 + 7/21

l.c.m 42

3/14 × 3/3 = 9/42

7/21×2/2=14/42

23/42

3. 1/18 + 5/24

LCM 72

1/18 × 4/4 = 4/72

5/24 × 3/3 = 15/72

15/72 + 4/72

19/72

Hope it helps u