Add 75/72 and 45/56
1st number: 1 3/72, 2nd number: 45/56
75/72 + 45/56 is 155/84.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 56 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 72 × 7 = 504,
75/72 = 75 × 7/72 × 7 = 525/504 - Likewise, for the 2nd fraction, since 56 × 9 = 504,
45/56 = 45 × 9/56 × 9 = 405/504 - Add the two like fractions:
525/504 + 405/504 = 525 + 405/504 = 930/504 - 930/504 simplified gives 155/84
- So, 75/72 + 45/56 = 155/84
In mixed form: 171/84
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