Add 40/63 and 28/10
1st number: 40/63, 2nd number: 2 8/10
40/63 + 28/10 is 1082/315.
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,
40/63 = 40 × 10/63 × 10 = 400/630 - Likewise, for the 2nd fraction, since 10 × 63 = 630,
28/10 = 28 × 63/10 × 63 = 1764/630 - Add the two like fractions:
400/630 + 1764/630 = 400 + 1764/630 = 2164/630 - 2164/630 simplified gives 1082/315
- So, 40/63 + 28/10 = 1082/315
In mixed form: 3137/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/63+28/10 40/63+56/10 40/63+28/20 40/63+84/10 40/63+28/30 40/63+28/50 40/63+28/70