Add 56/80 and 10/84
56/80 + 10/84 is 86/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 84 is 1680
Next, find the equivalent fraction of both fractional numbers with denominator 1680 - For the 1st fraction, since 80 × 21 = 1680,
56/80 = 56 × 21/80 × 21 = 1176/1680 - Likewise, for the 2nd fraction, since 84 × 20 = 1680,
10/84 = 10 × 20/84 × 20 = 200/1680 - Add the two like fractions:
1176/1680 + 200/1680 = 1176 + 200/1680 = 1376/1680 - 1376/1680 simplified gives 86/105
- So, 56/80 + 10/84 = 86/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/80+20/84 56/80+30/84 56/80+50/84 56/80+70/84