Add 84/70 and 8/24
1st number: 1 14/70, 2nd number: 8/24
84/70 + 8/24 is 23/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 24 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 70 × 12 = 840,
84/70 = 84 × 12/70 × 12 = 1008/840 - Likewise, for the 2nd fraction, since 24 × 35 = 840,
8/24 = 8 × 35/24 × 35 = 280/840 - Add the two like fractions:
1008/840 + 280/840 = 1008 + 280/840 = 1288/840 - 1288/840 simplified gives 23/15
- So, 84/70 + 8/24 = 23/15
In mixed form: 18/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/70+16/24 84/70+8/48 84/70+8/72 84/70+40/24 84/70+56/24