Add 75/5 and 12/84
1st number: 15 0/5, 2nd number: 12/84
75/5 + 12/84 is 106/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 84 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 5 × 84 = 420,
75/5 = 75 × 84/5 × 84 = 6300/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
12/84 = 12 × 5/84 × 5 = 60/420 - Add the two like fractions:
6300/420 + 60/420 = 6300 + 60/420 = 6360/420 - 6360/420 simplified gives 106/7
- So, 75/5 + 12/84 = 106/7
In mixed form: 151/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/5+24/84 75/10+12/84 75/5+36/84 75/15+12/84 75/5+60/84 75/25+12/84 75/35+12/84