Add 48/63 and 12/84
48/63 + 12/84 is 19/21.
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,
48/63 = 48 × 4/63 × 4 = 192/252 - Likewise, for the 2nd fraction, since 84 × 3 = 252,
12/84 = 12 × 3/84 × 3 = 36/252 - Add the two like fractions:
192/252 + 36/252 = 192 + 36/252 = 228/252 - 228/252 simplified gives 19/21
- So, 48/63 + 12/84 = 19/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/63+12/84 48/63+24/84 48/63+36/84 48/63+60/84