Add 63/56 and 56/40
1st number: 1 7/56, 2nd number: 1 16/40
63/56 + 56/40 is 101/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 40 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 56 × 5 = 280,
63/56 = 63 × 5/56 × 5 = 315/280 - Likewise, for the 2nd fraction, since 40 × 7 = 280,
56/40 = 56 × 7/40 × 7 = 392/280 - Add the two like fractions:
315/280 + 392/280 = 315 + 392/280 = 707/280 - 707/280 simplified gives 101/40
- So, 63/56 + 56/40 = 101/40
In mixed form: 221/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/56+56/80