Add 40/28 and 54/10
1st number: 1 12/28, 2nd number: 5 4/10
40/28 + 54/10 is 239/35.
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,
54/10 = 54 × 14/10 × 14 = 756/140 - Add the two like fractions:
200/140 + 756/140 = 200 + 756/140 = 956/140 - 956/140 simplified gives 239/35
- So, 40/28 + 54/10 = 239/35
In mixed form: 629/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/28+54/10 40/56+54/10 40/28+54/20 40/84+54/10 40/28+54/30 40/28+54/50 40/28+54/70