Add 5/10 and 45/84
5/10 + 45/84 is 29/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 84 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 10 × 42 = 420,
5/10 = 5 × 42/10 × 42 = 210/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
45/84 = 45 × 5/84 × 5 = 225/420 - Add the two like fractions:
210/420 + 225/420 = 210 + 225/420 = 435/420 - 435/420 simplified gives 29/28
- So, 5/10 + 45/84 = 29/28
In mixed form: 11/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 5/10+90/84 5/20+45/84 15/10+45/84 5/30+45/84 25/10+45/84 5/50+45/84 35/10+45/84 5/70+45/84