Add 1/56 and 9/72
1/56 + 9/72 is 1/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 72 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 56 × 9 = 504,
1/56 = 1 × 9/56 × 9 = 9/504 - Likewise, for the 2nd fraction, since 72 × 7 = 504,
9/72 = 9 × 7/72 × 7 = 63/504 - Add the two like fractions:
9/504 + 63/504 = 9 + 63/504 = 72/504 - 72/504 simplified gives 1/7
- So, 1/56 + 9/72 = 1/7
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