Add 45/60 and 75/56
1st number: 45/60, 2nd number: 1 19/56
45/60 + 75/56 is 117/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 56 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 60 × 14 = 840,
45/60 = 45 × 14/60 × 14 = 630/840 - Likewise, for the 2nd fraction, since 56 × 15 = 840,
75/56 = 75 × 15/56 × 15 = 1125/840 - Add the two like fractions:
630/840 + 1125/840 = 630 + 1125/840 = 1755/840 - 1755/840 simplified gives 117/56
- So, 45/60 + 75/56 = 117/56
In mixed form: 25/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/60+75/56