Add 84/48 and 15/70
1st number: 1 36/48, 2nd number: 15/70
84/48 + 15/70 is 55/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 70 is 1680
Next, find the equivalent fraction of both fractional numbers with denominator 1680 - For the 1st fraction, since 48 × 35 = 1680,
84/48 = 84 × 35/48 × 35 = 2940/1680 - Likewise, for the 2nd fraction, since 70 × 24 = 1680,
15/70 = 15 × 24/70 × 24 = 360/1680 - Add the two like fractions:
2940/1680 + 360/1680 = 2940 + 360/1680 = 3300/1680 - 3300/1680 simplified gives 55/28
- So, 84/48 + 15/70 = 55/28
In mixed form: 127/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/48+30/70 84/96+15/70 84/48+45/70 84/48+75/70