Add 75/20 and 4/56
1st number: 3 15/20, 2nd number: 4/56
75/20 + 4/56 is 107/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 56 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 20 × 14 = 280,
75/20 = 75 × 14/20 × 14 = 1050/280 - Likewise, for the 2nd fraction, since 56 × 5 = 280,
4/56 = 4 × 5/56 × 5 = 20/280 - Add the two like fractions:
1050/280 + 20/280 = 1050 + 20/280 = 1070/280 - 1070/280 simplified gives 107/28
- So, 75/20 + 4/56 = 107/28
In mixed form: 323/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/20+8/56 75/40+4/56 75/20+12/56 75/60+4/56 75/20+20/56 75/20+28/56