Add 4/84 and 16/63
4/84 + 16/63 is 19/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 63 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 84 × 3 = 252,
4/84 = 4 × 3/84 × 3 = 12/252 - Likewise, for the 2nd fraction, since 63 × 4 = 252,
16/63 = 16 × 4/63 × 4 = 64/252 - Add the two like fractions:
12/252 + 64/252 = 12 + 64/252 = 76/252 - 76/252 simplified gives 19/63
- So, 4/84 + 16/63 = 19/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/84+16/63 4/84+32/63 12/84+16/63 4/84+48/63 20/84+16/63 4/84+80/63 28/84+16/63