Add 63/5 and 90/63
1st number: 12 3/5, 2nd number: 1 27/63
63/5 + 90/63 is 491/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 63 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 5 × 63 = 315,
63/5 = 63 × 63/5 × 63 = 3969/315 - Likewise, for the 2nd fraction, since 63 × 5 = 315,
90/63 = 90 × 5/63 × 5 = 450/315 - Add the two like fractions:
3969/315 + 450/315 = 3969 + 450/315 = 4419/315 - 4419/315 simplified gives 491/35
- So, 63/5 + 90/63 = 491/35
In mixed form: 141/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/10+90/63 63/15+90/63 63/25+90/63 63/35+90/63