Add 54/7 and 70/54
1st number: 7 5/7, 2nd number: 1 16/54
54/7 + 70/54 is 1703/189.
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,
54/7 = 54 × 54/7 × 54 = 2916/378 - Likewise, for the 2nd fraction, since 54 × 7 = 378,
70/54 = 70 × 7/54 × 7 = 490/378 - Add the two like fractions:
2916/378 + 490/378 = 2916 + 490/378 = 3406/378 - 3406/378 simplified gives 1703/189
- So, 54/7 + 70/54 = 1703/189
In mixed form: 92/189
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/14+70/54 54/21+70/54 54/35+70/54 54/49+70/54