Add 40/7 and 84/60
1st number: 5 5/7, 2nd number: 1 24/60
40/7 + 84/60 is 249/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 60 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 7 × 60 = 420,
40/7 = 40 × 60/7 × 60 = 2400/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
84/60 = 84 × 7/60 × 7 = 588/420 - Add the two like fractions:
2400/420 + 588/420 = 2400 + 588/420 = 2988/420 - 2988/420 simplified gives 249/35
- So, 40/7 + 84/60 = 249/35
In mixed form: 74/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/7+84/60 40/14+84/60 40/21+84/60 40/35+84/60 40/49+84/60