Add 63/10 and 9/72
1st number: 6 3/10, 2nd number: 9/72
63/10 + 9/72 is 257/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 72 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 10 × 36 = 360,
63/10 = 63 × 36/10 × 36 = 2268/360 - Likewise, for the 2nd fraction, since 72 × 5 = 360,
9/72 = 9 × 5/72 × 5 = 45/360 - Add the two like fractions:
2268/360 + 45/360 = 2268 + 45/360 = 2313/360 - 2313/360 simplified gives 257/40
- So, 63/10 + 9/72 = 257/40
In mixed form: 617/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/10+18/72 63/20+9/72 63/10+27/72 63/30+9/72 63/10+45/72 63/50+9/72 63/10+63/72 63/70+9/72