Add 48/42 and 10/80
1st number: 1 6/42, 2nd number: 10/80
48/42 + 10/80 is 71/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 80 is 1680
Next, find the equivalent fraction of both fractional numbers with denominator 1680 - For the 1st fraction, since 42 × 40 = 1680,
48/42 = 48 × 40/42 × 40 = 1920/1680 - Likewise, for the 2nd fraction, since 80 × 21 = 1680,
10/80 = 10 × 21/80 × 21 = 210/1680 - Add the two like fractions:
1920/1680 + 210/1680 = 1920 + 210/1680 = 2130/1680 - 2130/1680 simplified gives 71/56
- So, 48/42 + 10/80 = 71/56
In mixed form: 115/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/42+10/80 48/42+20/80 48/84+10/80 48/42+30/80 48/42+50/80 48/42+70/80