Add 16/20 and 40/56
16/20 + 40/56 is 53/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 56 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 20 × 14 = 280,
16/20 = 16 × 14/20 × 14 = 224/280 - Likewise, for the 2nd fraction, since 56 × 5 = 280,
40/56 = 40 × 5/56 × 5 = 200/280 - Add the two like fractions:
224/280 + 200/280 = 224 + 200/280 = 424/280 - 424/280 simplified gives 53/35
- So, 16/20 + 40/56 = 53/35
In mixed form: 118/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/20+40/56 16/20+80/56 16/40+40/56 48/20+40/56 16/60+40/56 80/20+40/56