Add 45/10 and 72/60
1st number: 4 5/10, 2nd number: 1 12/60
45/10 + 72/60 is 57/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 60 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 10 × 6 = 60,
45/10 = 45 × 6/10 × 6 = 270/60 - Likewise, for the 2nd fraction, since 60 × 1 = 60,
72/60 = 72 × 1/60 × 1 = 72/60 - Add the two like fractions:
270/60 + 72/60 = 270 + 72/60 = 342/60 - 342/60 simplified gives 57/10
- So, 45/10 + 72/60 = 57/10
In mixed form: 57/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/10+72/60 45/20+72/60 45/30+72/60 45/50+72/60 45/70+72/60