Add 70/8 and 1/84
1st number: 8 6/8, 2nd number: 1/84
70/8 + 1/84 is 184/21.
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,
70/8 = 70 × 21/8 × 21 = 1470/168 - Likewise, for the 2nd fraction, since 84 × 2 = 168,
1/84 = 1 × 2/84 × 2 = 2/168 - Add the two like fractions:
1470/168 + 2/168 = 1470 + 2/168 = 1472/168 - 1472/168 simplified gives 184/21
- So, 70/8 + 1/84 = 184/21
In mixed form: 816/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/8+2/84 70/16+1/84 70/8+3/84 70/24+1/84 70/8+5/84 70/40+1/84 70/8+7/84 70/56+1/84