Add 1/60 and 60/63
1/60 + 60/63 is 407/420.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 63 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 60 × 21 = 1260,
1/60 = 1 × 21/60 × 21 = 21/1260 - Likewise, for the 2nd fraction, since 63 × 20 = 1260,
60/63 = 60 × 20/63 × 20 = 1200/1260 - Add the two like fractions:
21/1260 + 1200/1260 = 21 + 1200/1260 = 1221/1260 - 1221/1260 simplified gives 407/420
- So, 1/60 + 60/63 = 407/420
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/60+60/63 3/60+60/63 5/60+60/63 7/60+60/63