Add 1/70 and 42/24
1st number: 1/70, 2nd number: 1 18/24
1/70 + 42/24 is 247/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 24 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 70 × 12 = 840,
1/70 = 1 × 12/70 × 12 = 12/840 - Likewise, for the 2nd fraction, since 24 × 35 = 840,
42/24 = 42 × 35/24 × 35 = 1470/840 - Add the two like fractions:
12/840 + 1470/840 = 12 + 1470/840 = 1482/840 - 1482/840 simplified gives 247/140
- So, 1/70 + 42/24 = 247/140
In mixed form: 1107/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/70+42/24 1/70+84/24 1/70+42/48 3/70+42/24 1/70+42/72 5/70+42/24 7/70+42/24