Respuesta :
Same with the previous, we need to find the fraction where both top and bottom number couldn't be divided into any smaller.
3/5 x 10/21
= (3x10) / (5x21)
= 30/105 . . . . . .you need to divide both and bottom number by 15
= 2/7
3/5 x 10/21
= (3x10) / (5x21)
= 30/105 . . . . . .you need to divide both and bottom number by 15
= 2/7