Add 40/28 and 2/10
1st number: 1 12/28, 2nd number: 2/10
40/28 + 2/10 is 57/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 10 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 28 × 5 = 140,
40/28 = 40 × 5/28 × 5 = 200/140 - Likewise, for the 2nd fraction, since 10 × 14 = 140,
2/10 = 2 × 14/10 × 14 = 28/140 - Add the two like fractions:
200/140 + 28/140 = 200 + 28/140 = 228/140 - 228/140 simplified gives 57/35
- So, 40/28 + 2/10 = 57/35
In mixed form: 122/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/28+2/10 40/28+4/10 40/56+2/10 40/28+2/20 40/28+6/10 40/84+2/10 40/28+2/30 40/28+2/50 40/28+14/10 40/28+2/70