Add 56/21 and 21/9
1st number: 2 14/21, 2nd number: 2 3/9
56/21 + 21/9 is 5/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 9 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 21 × 3 = 63,
56/21 = 56 × 3/21 × 3 = 168/63 - Likewise, for the 2nd fraction, since 9 × 7 = 63,
21/9 = 21 × 7/9 × 7 = 147/63 - Add the two like fractions:
168/63 + 147/63 = 168 + 147/63 = 315/63 - 315/63 simplified gives 5/1
- So, 56/21 + 21/9 = 5/1
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