Add 8/63 and 90/40
1st number: 8/63, 2nd number: 2 10/40
8/63 + 90/40 is 599/252.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 40 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 63 × 40 = 2520,
8/63 = 8 × 40/63 × 40 = 320/2520 - Likewise, for the 2nd fraction, since 40 × 63 = 2520,
90/40 = 90 × 63/40 × 63 = 5670/2520 - Add the two like fractions:
320/2520 + 5670/2520 = 320 + 5670/2520 = 5990/2520 - 5990/2520 simplified gives 599/252
- So, 8/63 + 90/40 = 599/252
In mixed form: 295/252
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/63+90/40 8/63+90/80 24/63+90/40 40/63+90/40 56/63+90/40