least common multiple of 12 and 8 is 24

least common multiple of 7 and 35 is 70

least common multiple of 50 and 45 is 450

least common multiple of 24 and 16 is 48

math lesson 39

(25×5)/5=0

(37×15)/5=45

(15×8)/5=70

(36×5)/15=44

math lesson 41

3/7

4/23

7/100

6/8

2/9

math lesson 42

7/8 and 49/56 is not equivalent

4/9 and 24/45 is equivalent

2/3 and 10/12 is equivalent

5/6 is not equivalent

4/5 is equivalent

2/5 is equivalent