Add 30/56 and 36/40
30/56 + 36/40 is 201/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 40 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 56 × 5 = 280,
30/56 = 30 × 5/56 × 5 = 150/280 - Likewise, for the 2nd fraction, since 40 × 7 = 280,
36/40 = 36 × 7/40 × 7 = 252/280 - Add the two like fractions:
150/280 + 252/280 = 150 + 252/280 = 402/280 - 402/280 simplified gives 201/140
- So, 30/56 + 36/40 = 201/140
In mixed form: 161/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/56+36/40 30/56+72/40 30/56+36/80 90/56+36/40