Add 7/72 and 18/49
7/72 + 18/49 is 1639/3528.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 49 is 3528
Next, find the equivalent fraction of both fractional numbers with denominator 3528 - For the 1st fraction, since 72 × 49 = 3528,
7/72 = 7 × 49/72 × 49 = 343/3528 - Likewise, for the 2nd fraction, since 49 × 72 = 3528,
18/49 = 18 × 72/49 × 72 = 1296/3528 - Add the two like fractions:
343/3528 + 1296/3528 = 343 + 1296/3528 = 1639/3528 - So, 7/72 + 18/49 = 1639/3528
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