Add 75/15 and 9/42
1st number: 5 0/15, 2nd number: 9/42
75/15 + 9/42 is 73/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 42 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 15 × 14 = 210,
75/15 = 75 × 14/15 × 14 = 1050/210 - Likewise, for the 2nd fraction, since 42 × 5 = 210,
9/42 = 9 × 5/42 × 5 = 45/210 - Add the two like fractions:
1050/210 + 45/210 = 1050 + 45/210 = 1095/210 - 1095/210 simplified gives 73/14
- So, 75/15 + 9/42 = 73/14
In mixed form: 53/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/15+18/42 75/30+9/42 75/15+9/84 75/15+27/42 75/45+9/42 75/15+45/42 75/15+63/42