Add 25/70 and 28/3
1st number: 25/70, 2nd number: 9 1/3
25/70 + 28/3 is 407/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 3 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 70 × 3 = 210,
25/70 = 25 × 3/70 × 3 = 75/210 - Likewise, for the 2nd fraction, since 3 × 70 = 210,
28/3 = 28 × 70/3 × 70 = 1960/210 - Add the two like fractions:
75/210 + 1960/210 = 75 + 1960/210 = 2035/210 - 2035/210 simplified gives 407/42
- So, 25/70 + 28/3 = 407/42
In mixed form: 929/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/70+28/3 25/70+56/3 25/70+28/6 75/70+28/3 25/70+84/3 25/70+28/9 25/70+28/15 25/70+28/21