Add 4/20 and 45/10
1st number: 4/20, 2nd number: 4 5/10
4/20 + 45/10 is 47/10.
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,
4/20 = 4 × 1/20 × 1 = 4/20 - Likewise, for the 2nd fraction, since 10 × 2 = 20,
45/10 = 45 × 2/10 × 2 = 90/20 - Add the two like fractions:
4/20 + 90/20 = 4 + 90/20 = 94/20 - 94/20 simplified gives 47/10
- So, 4/20 + 45/10 = 47/10
In mixed form: 47/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/20+45/10 4/20+90/10 4/40+45/10 4/20+45/20 12/20+45/10 4/60+45/10 4/20+45/30 4/20+45/50 28/20+45/10 4/20+45/70