Add 70/54 and 36/7
1st number: 1 16/54, 2nd number: 5 1/7
70/54 + 36/7 is 1217/189.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 7 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 54 × 7 = 378,
70/54 = 70 × 7/54 × 7 = 490/378 - Likewise, for the 2nd fraction, since 7 × 54 = 378,
36/7 = 36 × 54/7 × 54 = 1944/378 - Add the two like fractions:
490/378 + 1944/378 = 490 + 1944/378 = 2434/378 - 2434/378 simplified gives 1217/189
- So, 70/54 + 36/7 = 1217/189
In mixed form: 683/189
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/54+72/7 70/54+36/14 70/54+36/21 70/54+36/35 70/54+36/49