Add 1/45 and 45/84
1/45 + 45/84 is 703/1260.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 84 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 45 × 28 = 1260,
1/45 = 1 × 28/45 × 28 = 28/1260 - Likewise, for the 2nd fraction, since 84 × 15 = 1260,
45/84 = 45 × 15/84 × 15 = 675/1260 - Add the two like fractions:
28/1260 + 675/1260 = 28 + 675/1260 = 703/1260 - So, 1/45 + 45/84 = 703/1260
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/45+45/84 1/45+90/84 1/90+45/84 3/45+45/84 5/45+45/84 7/45+45/84