Add 80/2 and 70/5
1st number: 40 0/2, 2nd number: 14 0/5
80/2 + 70/5 is 54/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 5 is 10
Next, find the equivalent fraction of both fractional numbers with denominator 10 - For the 1st fraction, since 2 × 5 = 10,
80/2 = 80 × 5/2 × 5 = 400/10 - Likewise, for the 2nd fraction, since 5 × 2 = 10,
70/5 = 70 × 2/5 × 2 = 140/10 - Add the two like fractions:
400/10 + 140/10 = 400 + 140/10 = 540/10 - 540/10 simplified gives 54/1
- So, 80/2 + 70/5 = 54/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/4+70/5 80/2+70/10 80/6+70/5 80/2+70/15 80/10+70/5 80/2+70/25 80/14+70/5 80/2+70/35