Add 7/63 and 30/84
7/63 + 30/84 is 59/126.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 84 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 63 × 4 = 252,
7/63 = 7 × 4/63 × 4 = 28/252 - Likewise, for the 2nd fraction, since 84 × 3 = 252,
30/84 = 30 × 3/84 × 3 = 90/252 - Add the two like fractions:
28/252 + 90/252 = 28 + 90/252 = 118/252 - 118/252 simplified gives 59/126
- So, 7/63 + 30/84 = 59/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/63+30/84 7/63+60/84 21/63+30/84 7/63+90/84 35/63+30/84 49/63+30/84