Add 12/10 and 21/48
1st number: 1 2/10, 2nd number: 21/48
12/10 + 21/48 is 131/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 48 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 10 × 24 = 240,
12/10 = 12 × 24/10 × 24 = 288/240 - Likewise, for the 2nd fraction, since 48 × 5 = 240,
21/48 = 21 × 5/48 × 5 = 105/240 - Add the two like fractions:
288/240 + 105/240 = 288 + 105/240 = 393/240 - 393/240 simplified gives 131/80
- So, 12/10 + 21/48 = 131/80
In mixed form: 151/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/10+21/48 12/10+42/48 12/20+21/48 12/10+21/96 36/10+21/48 12/10+63/48 12/30+21/48 60/10+21/48 12/50+21/48 84/10+21/48 12/70+21/48