Add 10/40 and 70/60
1st number: 10/40, 2nd number: 1 10/60
10/40 + 70/60 is 17/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 60 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 40 × 3 = 120,
10/40 = 10 × 3/40 × 3 = 30/120 - Likewise, for the 2nd fraction, since 60 × 2 = 120,
70/60 = 70 × 2/60 × 2 = 140/120 - Add the two like fractions:
30/120 + 140/120 = 30 + 140/120 = 170/120 - 170/120 simplified gives 17/12
- So, 10/40 + 70/60 = 17/12
In mixed form: 15/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/40+70/60 10/80+70/60 30/40+70/60 50/40+70/60 70/40+70/60