2/5
3/5 & 4/15 are already simplified.
9/15 = 3/5
Simplified - it is 5/21
Yes to 1/3
Yes, it would be 4 over 5.
6/15 = 2/5
3/5 ÷ 4/15 3/5 * 15/4 45/20 9/4■
15/20 = 3/4 Divide both 15 and 20 by 5.
It is: 3/11 by dividing numerator and denominator by 5
2/5
Yes as both divisible by 3 so 15/426 = 5/142