Add 84/70 and 4/48
1st number: 1 14/70, 2nd number: 4/48
84/70 + 4/48 is 77/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 48 is 1680
Next, find the equivalent fraction of both fractional numbers with denominator 1680 - For the 1st fraction, since 70 × 24 = 1680,
84/70 = 84 × 24/70 × 24 = 2016/1680 - Likewise, for the 2nd fraction, since 48 × 35 = 1680,
4/48 = 4 × 35/48 × 35 = 140/1680 - Add the two like fractions:
2016/1680 + 140/1680 = 2016 + 140/1680 = 2156/1680 - 2156/1680 simplified gives 77/60
- So, 84/70 + 4/48 = 77/60
In mixed form: 117/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/70+8/48 84/70+4/96 84/70+12/48 84/70+20/48 84/70+28/48