Add 70/8 and 1/90
1st number: 8 6/8, 2nd number: 1/90
70/8 + 1/90 is 1577/180.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 90 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 8 × 45 = 360,
70/8 = 70 × 45/8 × 45 = 3150/360 - Likewise, for the 2nd fraction, since 90 × 4 = 360,
1/90 = 1 × 4/90 × 4 = 4/360 - Add the two like fractions:
3150/360 + 4/360 = 3150 + 4/360 = 3154/360 - 3154/360 simplified gives 1577/180
- So, 70/8 + 1/90 = 1577/180
In mixed form: 8137/180
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/8+2/90 70/16+1/90 70/8+3/90 70/24+1/90 70/8+5/90 70/40+1/90 70/8+7/90 70/56+1/90