Add 2/9 and 21/56
2/9 + 21/56 is 43/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 56 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 9 × 56 = 504,
2/9 = 2 × 56/9 × 56 = 112/504 - Likewise, for the 2nd fraction, since 56 × 9 = 504,
21/56 = 21 × 9/56 × 9 = 189/504 - Add the two like fractions:
112/504 + 189/504 = 112 + 189/504 = 301/504 - 301/504 simplified gives 43/72
- So, 2/9 + 21/56 = 43/72
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