Add 45/10 and 30/20
1st number: 4 5/10, 2nd number: 1 10/20
45/10 + 30/20 is 6/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 20 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 10 × 2 = 20,
45/10 = 45 × 2/10 × 2 = 90/20 - Likewise, for the 2nd fraction, since 20 × 1 = 20,
30/20 = 30 × 1/20 × 1 = 30/20 - Add the two like fractions:
90/20 + 30/20 = 90 + 30/20 = 120/20 - 120/20 simplified gives 6/1
- So, 45/10 + 30/20 = 6/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/10+30/20 45/10+60/20 45/20+30/20 45/10+30/40 45/10+90/20 45/30+30/20 45/10+30/60 45/50+30/20 45/70+30/20