Add 63/10 and 45/40
1st number: 6 3/10, 2nd number: 1 5/40
63/10 + 45/40 is 297/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 40 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 10 × 4 = 40,
63/10 = 63 × 4/10 × 4 = 252/40 - Likewise, for the 2nd fraction, since 40 × 1 = 40,
45/40 = 45 × 1/40 × 1 = 45/40 - Add the two like fractions:
252/40 + 45/40 = 252 + 45/40 = 297/40 - So, 63/10 + 45/40 = 297/40
In mixed form: 717/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/10+90/40 63/20+45/40 63/10+45/80 63/30+45/40 63/50+45/40 63/70+45/40