Add 90/63 and 45/32
1st number: 1 27/63, 2nd number: 1 13/32
90/63 + 45/32 is 635/224.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 32 is 2016
Next, find the equivalent fraction of both fractional numbers with denominator 2016 - For the 1st fraction, since 63 × 32 = 2016,
90/63 = 90 × 32/63 × 32 = 2880/2016 - Likewise, for the 2nd fraction, since 32 × 63 = 2016,
45/32 = 45 × 63/32 × 63 = 2835/2016 - Add the two like fractions:
2880/2016 + 2835/2016 = 2880 + 2835/2016 = 5715/2016 - 5715/2016 simplified gives 635/224
- So, 90/63 + 45/32 = 635/224
In mixed form: 2187/224
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/63+90/32 90/63+45/64 90/63+45/96