Add 80/4 and 48/42
1st number: 20 0/4, 2nd number: 1 6/42
80/4 + 48/42 is 148/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 42 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 4 × 21 = 84,
80/4 = 80 × 21/4 × 21 = 1680/84 - Likewise, for the 2nd fraction, since 42 × 2 = 84,
48/42 = 48 × 2/42 × 2 = 96/84 - Add the two like fractions:
1680/84 + 96/84 = 1680 + 96/84 = 1776/84 - 1776/84 simplified gives 148/7
- So, 80/4 + 48/42 = 148/7
In mixed form: 211/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/4+96/42 80/8+48/42 80/4+48/84 80/12+48/42 80/20+48/42 80/28+48/42