Add 45/60 and 8/28
45/60 + 8/28 is 29/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 28 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 60 × 7 = 420,
45/60 = 45 × 7/60 × 7 = 315/420 - Likewise, for the 2nd fraction, since 28 × 15 = 420,
8/28 = 8 × 15/28 × 15 = 120/420 - Add the two like fractions:
315/420 + 120/420 = 315 + 120/420 = 435/420 - 435/420 simplified gives 29/28
- So, 45/60 + 8/28 = 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: 90/60+8/28 45/60+16/28 45/60+8/56 45/60+24/28 45/60+8/84 45/60+40/28 45/60+56/28