Add 70/4 and 6/84
1st number: 17 2/4, 2nd number: 6/84
70/4 + 6/84 is 123/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 84 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 4 × 21 = 84,
70/4 = 70 × 21/4 × 21 = 1470/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
6/84 = 6 × 1/84 × 1 = 6/84 - Add the two like fractions:
1470/84 + 6/84 = 1470 + 6/84 = 1476/84 - 1476/84 simplified gives 123/7
- So, 70/4 + 6/84 = 123/7
In mixed form: 174/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/4+12/84 70/8+6/84 70/4+18/84 70/12+6/84 70/4+30/84 70/20+6/84 70/4+42/84 70/28+6/84