Add 40/63 and 4/8
40/63 + 4/8 is 143/126.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 8 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 63 × 8 = 504,
40/63 = 40 × 8/63 × 8 = 320/504 - Likewise, for the 2nd fraction, since 8 × 63 = 504,
4/8 = 4 × 63/8 × 63 = 252/504 - Add the two like fractions:
320/504 + 252/504 = 320 + 252/504 = 572/504 - 572/504 simplified gives 143/126
- So, 40/63 + 4/8 = 143/126
In mixed form: 117/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/63+4/8 40/63+4/16 40/63+12/8 40/63+4/24 40/63+20/8 40/63+4/40 40/63+28/8 40/63+4/56