Add 10/80 and 70/36
1st number: 10/80, 2nd number: 1 34/36
10/80 + 70/36 is 149/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 36 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 80 × 9 = 720,
10/80 = 10 × 9/80 × 9 = 90/720 - Likewise, for the 2nd fraction, since 36 × 20 = 720,
70/36 = 70 × 20/36 × 20 = 1400/720 - Add the two like fractions:
90/720 + 1400/720 = 90 + 1400/720 = 1490/720 - 1490/720 simplified gives 149/72
- So, 10/80 + 70/36 = 149/72
In mixed form: 25/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/80+70/36 10/80+70/72 30/80+70/36 50/80+70/36 70/80+70/36