Add 60/63 and 70/40
1st number: 60/63, 2nd number: 1 30/40
60/63 + 70/40 is 227/84.
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,
60/63 = 60 × 40/63 × 40 = 2400/2520 - Likewise, for the 2nd fraction, since 40 × 63 = 2520,
70/40 = 70 × 63/40 × 63 = 4410/2520 - Add the two like fractions:
2400/2520 + 4410/2520 = 2400 + 4410/2520 = 6810/2520 - 6810/2520 simplified gives 227/84
- So, 60/63 + 70/40 = 227/84
In mixed form: 259/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/63+70/80