Add 4/56 and 70/80
4/56 + 70/80 is 53/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 80 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 56 × 10 = 560,
4/56 = 4 × 10/56 × 10 = 40/560 - Likewise, for the 2nd fraction, since 80 × 7 = 560,
70/80 = 70 × 7/80 × 7 = 490/560 - Add the two like fractions:
40/560 + 490/560 = 40 + 490/560 = 530/560 - 530/560 simplified gives 53/56
- So, 4/56 + 70/80 = 53/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/56+70/80 12/56+70/80 20/56+70/80 28/56+70/80