Add 10/60 and 60/70
10/60 + 60/70 is 43/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 70 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 60 × 7 = 420,
10/60 = 10 × 7/60 × 7 = 70/420 - Likewise, for the 2nd fraction, since 70 × 6 = 420,
60/70 = 60 × 6/70 × 6 = 360/420 - Add the two like fractions:
70/420 + 360/420 = 70 + 360/420 = 430/420 - 430/420 simplified gives 43/42
- So, 10/60 + 60/70 = 43/42
In mixed form: 11/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/60+60/70 30/60+60/70 50/60+60/70 70/60+60/70