Add 90/63 and 48/81
1st number: 1 27/63, 2nd number: 48/81
90/63 + 48/81 is 382/189.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 81 is 567
Next, find the equivalent fraction of both fractional numbers with denominator 567 - For the 1st fraction, since 63 × 9 = 567,
90/63 = 90 × 9/63 × 9 = 810/567 - Likewise, for the 2nd fraction, since 81 × 7 = 567,
48/81 = 48 × 7/81 × 7 = 336/567 - Add the two like fractions:
810/567 + 336/567 = 810 + 336/567 = 1146/567 - 1146/567 simplified gives 382/189
- So, 90/63 + 48/81 = 382/189
In mixed form: 24/189
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/63+96/81