Add 45/32 and 80/84
1st number: 1 13/32, 2nd number: 80/84
45/32 + 80/84 is 1585/672.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 84 is 672
Next, find the equivalent fraction of both fractional numbers with denominator 672 - For the 1st fraction, since 32 × 21 = 672,
45/32 = 45 × 21/32 × 21 = 945/672 - Likewise, for the 2nd fraction, since 84 × 8 = 672,
80/84 = 80 × 8/84 × 8 = 640/672 - Add the two like fractions:
945/672 + 640/672 = 945 + 640/672 = 1585/672 - So, 45/32 + 80/84 = 1585/672
In mixed form: 2241/672
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/32+80/84 45/64+80/84 45/96+80/84