Add 10/12 and 75/7
1st number: 10/12, 2nd number: 10 5/7
10/12 + 75/7 is 485/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 7 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
10/12 = 10 × 7/12 × 7 = 70/84 - Likewise, for the 2nd fraction, since 7 × 12 = 84,
75/7 = 75 × 12/7 × 12 = 900/84 - Add the two like fractions:
70/84 + 900/84 = 70 + 900/84 = 970/84 - 970/84 simplified gives 485/42
- So, 10/12 + 75/7 = 485/42
In mixed form: 1123/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/12+75/7 10/24+75/7 10/12+75/14 30/12+75/7 10/36+75/7 10/12+75/21 50/12+75/7 10/60+75/7 10/12+75/35 70/12+75/7 10/84+75/7 10/12+75/49