Add 3/90 and 45/16
1st number: 3/90, 2nd number: 2 13/16
3/90 + 45/16 is 683/240.
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,
3/90 = 3 × 8/90 × 8 = 24/720 - Likewise, for the 2nd fraction, since 16 × 45 = 720,
45/16 = 45 × 45/16 × 45 = 2025/720 - Add the two like fractions:
24/720 + 2025/720 = 24 + 2025/720 = 2049/720 - 2049/720 simplified gives 683/240
- So, 3/90 + 45/16 = 683/240
In mixed form: 2203/240
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/90+45/16 3/90+90/16 3/90+45/32 9/90+45/16 3/90+45/48 15/90+45/16 3/90+45/80 21/90+45/16