Add 70/20 and 12/75
1st number: 3 10/20, 2nd number: 12/75
70/20 + 12/75 is 183/50.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 75 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 20 × 15 = 300,
70/20 = 70 × 15/20 × 15 = 1050/300 - Likewise, for the 2nd fraction, since 75 × 4 = 300,
12/75 = 12 × 4/75 × 4 = 48/300 - Add the two like fractions:
1050/300 + 48/300 = 1050 + 48/300 = 1098/300 - 1098/300 simplified gives 183/50
- So, 70/20 + 12/75 = 183/50
In mixed form: 333/50
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/20+24/75 70/40+12/75 70/20+36/75 70/60+12/75 70/20+60/75 70/20+84/75