Add 75/70 and 15/48
1st number: 1 5/70, 2nd number: 15/48
75/70 + 15/48 is 155/112.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 48 is 1680
Next, find the equivalent fraction of both fractional numbers with denominator 1680 - For the 1st fraction, since 70 × 24 = 1680,
75/70 = 75 × 24/70 × 24 = 1800/1680 - Likewise, for the 2nd fraction, since 48 × 35 = 1680,
15/48 = 15 × 35/48 × 35 = 525/1680 - Add the two like fractions:
1800/1680 + 525/1680 = 1800 + 525/1680 = 2325/1680 - 2325/1680 simplified gives 155/112
- So, 75/70 + 15/48 = 155/112
In mixed form: 143/112
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/70+30/48 75/70+15/96 75/70+45/48 75/70+75/48