Add 56/8 and 70/84
1st number: 7 0/8, 2nd number: 70/84
56/8 + 70/84 is 47/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 84 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 8 × 21 = 168,
56/8 = 56 × 21/8 × 21 = 1176/168 - Likewise, for the 2nd fraction, since 84 × 2 = 168,
70/84 = 70 × 2/84 × 2 = 140/168 - Add the two like fractions:
1176/168 + 140/168 = 1176 + 140/168 = 1316/168 - 1316/168 simplified gives 47/6
- So, 56/8 + 70/84 = 47/6
In mixed form: 75/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/16+70/84 56/24+70/84 56/40+70/84