Add 3/70 and 90/24
1st number: 3/70, 2nd number: 3 18/24
3/70 + 90/24 is 531/140.
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,
3/70 = 3 × 12/70 × 12 = 36/840 - Likewise, for the 2nd fraction, since 24 × 35 = 840,
90/24 = 90 × 35/24 × 35 = 3150/840 - Add the two like fractions:
36/840 + 3150/840 = 36 + 3150/840 = 3186/840 - 3186/840 simplified gives 531/140
- So, 3/70 + 90/24 = 531/140
In mixed form: 3111/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/70+90/24 3/70+90/48 9/70+90/24 3/70+90/72 15/70+90/24 21/70+90/24