Add 96/4 and 70/21
1st number: 24 0/4, 2nd number: 3 7/21
96/4 + 70/21 is 82/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 21 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 4 × 21 = 84,
96/4 = 96 × 21/4 × 21 = 2016/84 - Likewise, for the 2nd fraction, since 21 × 4 = 84,
70/21 = 70 × 4/21 × 4 = 280/84 - Add the two like fractions:
2016/84 + 280/84 = 2016 + 280/84 = 2296/84 - 2296/84 simplified gives 82/3
- So, 96/4 + 70/21 = 82/3
In mixed form: 271/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/8+70/21 96/4+70/42 96/12+70/21 96/4+70/63 96/20+70/21 96/28+70/21