Add 18/28 and 28/45
18/28 + 28/45 is 797/630.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 45 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 28 × 45 = 1260,
18/28 = 18 × 45/28 × 45 = 810/1260 - Likewise, for the 2nd fraction, since 45 × 28 = 1260,
28/45 = 28 × 28/45 × 28 = 784/1260 - Add the two like fractions:
810/1260 + 784/1260 = 810 + 784/1260 = 1594/1260 - 1594/1260 simplified gives 797/630
- So, 18/28 + 28/45 = 797/630
In mixed form: 1167/630
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