Add 75/15 and 2/42
1st number: 5 0/15, 2nd number: 2/42
75/15 + 2/42 is 106/21.
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,
2/42 = 2 × 5/42 × 5 = 10/210 - Add the two like fractions:
1050/210 + 10/210 = 1050 + 10/210 = 1060/210 - 1060/210 simplified gives 106/21
- So, 75/15 + 2/42 = 106/21
In mixed form: 51/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/15+4/42 75/30+2/42 75/15+2/84 75/15+6/42 75/45+2/42 75/15+10/42 75/15+14/42