Add 3/80 and 70/10
1st number: 3/80, 2nd number: 7 0/10
3/80 + 70/10 is 563/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 10 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 80 × 1 = 80,
3/80 = 3 × 1/80 × 1 = 3/80 - Likewise, for the 2nd fraction, since 10 × 8 = 80,
70/10 = 70 × 8/10 × 8 = 560/80 - Add the two like fractions:
3/80 + 560/80 = 3 + 560/80 = 563/80 - So, 3/80 + 70/10 = 563/80
In mixed form: 73/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/80+70/10 3/80+70/20 9/80+70/10 3/80+70/30 15/80+70/10 3/80+70/50 21/80+70/10