Add 20/2 and 70/10
1st number: 10 0/2, 2nd number: 7 0/10
20/2 + 70/10 is 17/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 10 is 10
Next, find the equivalent fraction of both fractional numbers with denominator 10 - For the 1st fraction, since 2 × 5 = 10,
20/2 = 20 × 5/2 × 5 = 100/10 - Likewise, for the 2nd fraction, since 10 × 1 = 10,
70/10 = 70 × 1/10 × 1 = 70/10 - Add the two like fractions:
100/10 + 70/10 = 100 + 70/10 = 170/10 - 170/10 simplified gives 17/1
- So, 20/2 + 70/10 = 17/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/2+70/10 20/4+70/10 20/2+70/20 60/2+70/10 20/6+70/10 20/2+70/30 20/10+70/10 20/2+70/50 20/14+70/10