Add 42/12 and 10/63
1st number: 3 6/12, 2nd number: 10/63
42/12 + 10/63 is 461/126.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 63 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 12 × 21 = 252,
42/12 = 42 × 21/12 × 21 = 882/252 - Likewise, for the 2nd fraction, since 63 × 4 = 252,
10/63 = 10 × 4/63 × 4 = 40/252 - Add the two like fractions:
882/252 + 40/252 = 882 + 40/252 = 922/252 - 922/252 simplified gives 461/126
- So, 42/12 + 10/63 = 461/126
In mixed form: 383/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/12+10/63 42/12+20/63 42/24+10/63 42/12+30/63 42/36+10/63 42/12+50/63 42/60+10/63 42/12+70/63 42/84+10/63