Add 54/42 and 70/6
1st number: 1 12/42, 2nd number: 11 4/6
54/42 + 70/6 is 272/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 6 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 42 × 1 = 42,
54/42 = 54 × 1/42 × 1 = 54/42 - Likewise, for the 2nd fraction, since 6 × 7 = 42,
70/6 = 70 × 7/6 × 7 = 490/42 - Add the two like fractions:
54/42 + 490/42 = 54 + 490/42 = 544/42 - 544/42 simplified gives 272/21
- So, 54/42 + 70/6 = 272/21
In mixed form: 1220/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/84+70/6 54/42+70/12 54/42+70/18 54/42+70/30 54/42+70/42