Add 30/20 and 75/10
1st number: 1 10/20, 2nd number: 7 5/10
30/20 + 75/10 is 9/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 10 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 20 × 1 = 20,
30/20 = 30 × 1/20 × 1 = 30/20 - Likewise, for the 2nd fraction, since 10 × 2 = 20,
75/10 = 75 × 2/10 × 2 = 150/20 - Add the two like fractions:
30/20 + 150/20 = 30 + 150/20 = 180/20 - 180/20 simplified gives 9/1
- So, 30/20 + 75/10 = 9/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/20+75/10 30/40+75/10 30/20+75/20 90/20+75/10 30/60+75/10 30/20+75/30 30/20+75/50 30/20+75/70