Add 75/30 and 36/80
1st number: 2 15/30, 2nd number: 36/80
75/30 + 36/80 is 59/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 80 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 30 × 8 = 240,
75/30 = 75 × 8/30 × 8 = 600/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
36/80 = 36 × 3/80 × 3 = 108/240 - Add the two like fractions:
600/240 + 108/240 = 600 + 108/240 = 708/240 - 708/240 simplified gives 59/20
- So, 75/30 + 36/80 = 59/20
In mixed form: 219/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/30+72/80 75/60+36/80 75/90+36/80