Add 75/7 and 20/54
1st number: 10 5/7, 2nd number: 20/54
75/7 + 20/54 is 2095/189.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 54 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 7 × 54 = 378,
75/7 = 75 × 54/7 × 54 = 4050/378 - Likewise, for the 2nd fraction, since 54 × 7 = 378,
20/54 = 20 × 7/54 × 7 = 140/378 - Add the two like fractions:
4050/378 + 140/378 = 4050 + 140/378 = 4190/378 - 4190/378 simplified gives 2095/189
- So, 75/7 + 20/54 = 2095/189
In mixed form: 1116/189
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/7+40/54 75/14+20/54 75/7+60/54 75/21+20/54 75/35+20/54 75/49+20/54