Add 35/56 and 15/40
35/56 + 15/40 is 1/1.
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,
35/56 = 35 × 5/56 × 5 = 175/280 - Likewise, for the 2nd fraction, since 40 × 7 = 280,
15/40 = 15 × 7/40 × 7 = 105/280 - Add the two like fractions:
175/280 + 105/280 = 175 + 105/280 = 280/280 - 280/280 simplified gives 1/1
- So, 35/56 + 15/40 = 1/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/56+15/40 35/56+30/40 35/56+15/80 35/56+45/40 35/56+75/40