Add 12/63 and 45/10
1st number: 12/63, 2nd number: 4 5/10
12/63 + 45/10 is 197/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 10 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 63 × 10 = 630,
12/63 = 12 × 10/63 × 10 = 120/630 - Likewise, for the 2nd fraction, since 10 × 63 = 630,
45/10 = 45 × 63/10 × 63 = 2835/630 - Add the two like fractions:
120/630 + 2835/630 = 120 + 2835/630 = 2955/630 - 2955/630 simplified gives 197/42
- So, 12/63 + 45/10 = 197/42
In mixed form: 429/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/63+45/10 12/63+90/10 12/63+45/20 36/63+45/10 12/63+45/30 60/63+45/10 12/63+45/50 84/63+45/10 12/63+45/70