Add 12/10 and 40/7
1st number: 1 2/10, 2nd number: 5 5/7
12/10 + 40/7 is 242/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 7 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 10 × 7 = 70,
12/10 = 12 × 7/10 × 7 = 84/70 - Likewise, for the 2nd fraction, since 7 × 10 = 70,
40/7 = 40 × 10/7 × 10 = 400/70 - Add the two like fractions:
84/70 + 400/70 = 84 + 400/70 = 484/70 - 484/70 simplified gives 242/35
- So, 12/10 + 40/7 = 242/35
In mixed form: 632/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/10+40/7 12/10+80/7 12/20+40/7 12/10+40/14 36/10+40/7 12/30+40/7 12/10+40/21 60/10+40/7 12/50+40/7 12/10+40/35 84/10+40/7 12/70+40/7 12/10+40/49