Add 9/90 and 70/16
1st number: 9/90, 2nd number: 4 6/16
9/90 + 70/16 is 179/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 16 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 90 × 8 = 720,
9/90 = 9 × 8/90 × 8 = 72/720 - Likewise, for the 2nd fraction, since 16 × 45 = 720,
70/16 = 70 × 45/16 × 45 = 3150/720 - Add the two like fractions:
72/720 + 3150/720 = 72 + 3150/720 = 3222/720 - 3222/720 simplified gives 179/40
- So, 9/90 + 70/16 = 179/40
In mixed form: 419/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/90+70/16 9/90+70/32 27/90+70/16 9/90+70/48 45/90+70/16 9/90+70/80 63/90+70/16