Add 3/2 and 12/63
1st number: 1 1/2, 2nd number: 12/63
3/2 + 12/63 is 71/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 63 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 2 × 63 = 126,
3/2 = 3 × 63/2 × 63 = 189/126 - Likewise, for the 2nd fraction, since 63 × 2 = 126,
12/63 = 12 × 2/63 × 2 = 24/126 - Add the two like fractions:
189/126 + 24/126 = 189 + 24/126 = 213/126 - 213/126 simplified gives 71/42
- So, 3/2 + 12/63 = 71/42
In mixed form: 129/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/2+12/63 3/2+24/63 3/4+12/63 9/2+12/63 3/2+36/63 3/6+12/63 15/2+12/63 3/2+60/63 3/10+12/63 21/2+12/63 3/2+84/63 3/14+12/63