Add 54/7 and 3/70
1st number: 7 5/7, 2nd number: 3/70
54/7 + 3/70 is 543/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 7 × 10 = 70,
54/7 = 54 × 10/7 × 10 = 540/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
3/70 = 3 × 1/70 × 1 = 3/70 - Add the two like fractions:
540/70 + 3/70 = 540 + 3/70 = 543/70 - So, 54/7 + 3/70 = 543/70
In mixed form: 753/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/7+6/70 54/14+3/70 54/7+9/70 54/21+3/70 54/7+15/70 54/35+3/70 54/7+21/70 54/49+3/70