Question

Reduza ao menor denominador comum de A) 2/3 , 3/5 . B) 3/14 ,8/21 . C) 1/2,1/3,1/4

Answer 1

MMC=3,5|3
1,5|5
1,1|3×5=15
MMC=14,2|12
7,21|3
7,7|7
1,1|2×3×7=42
MMC=2,3,4|2
1,3,2|2
1,1,1|2×2×3=12