Add 63/2 and 64/20
1st number: 31 1/2, 2nd number: 3 4/20
63/2 + 64/20 is 347/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 20 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 2 × 10 = 20,
63/2 = 63 × 10/2 × 10 = 630/20 - Likewise, for the 2nd fraction, since 20 × 1 = 20,
64/20 = 64 × 1/20 × 1 = 64/20 - Add the two like fractions:
630/20 + 64/20 = 630 + 64/20 = 694/20 - 694/20 simplified gives 347/10
- So, 63/2 + 64/20 = 347/10
In mixed form: 347/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/4+64/20 63/2+64/40 63/6+64/20 63/2+64/60 63/10+64/20 63/14+64/20