Add 12/63 and 18/16
1st number: 12/63, 2nd number: 1 2/16
12/63 + 18/16 is 221/168.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 16 is 1008
Next, find the equivalent fraction of both fractional numbers with denominator 1008 - For the 1st fraction, since 63 × 16 = 1008,
12/63 = 12 × 16/63 × 16 = 192/1008 - Likewise, for the 2nd fraction, since 16 × 63 = 1008,
18/16 = 18 × 63/16 × 63 = 1134/1008 - Add the two like fractions:
192/1008 + 1134/1008 = 192 + 1134/1008 = 1326/1008 - 1326/1008 simplified gives 221/168
- So, 12/63 + 18/16 = 221/168
In mixed form: 153/168
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/63+18/16 12/63+36/16 12/63+18/32 36/63+18/16 12/63+54/16 12/63+18/48 60/63+18/16 12/63+90/16 12/63+18/80 84/63+18/16