Add 45/49 and 15/72
45/49 + 15/72 is 1325/1176.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 72 is 3528
Next, find the equivalent fraction of both fractional numbers with denominator 3528 - For the 1st fraction, since 49 × 72 = 3528,
45/49 = 45 × 72/49 × 72 = 3240/3528 - Likewise, for the 2nd fraction, since 72 × 49 = 3528,
15/72 = 15 × 49/72 × 49 = 735/3528 - Add the two like fractions:
3240/3528 + 735/3528 = 3240 + 735/3528 = 3975/3528 - 3975/3528 simplified gives 1325/1176
- So, 45/49 + 15/72 = 1325/1176
In mixed form: 1149/1176
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