Add 5/9 and 40/21
1st number: 5/9, 2nd number: 1 19/21
5/9 + 40/21 is 155/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 21 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 9 × 7 = 63,
5/9 = 5 × 7/9 × 7 = 35/63 - Likewise, for the 2nd fraction, since 21 × 3 = 63,
40/21 = 40 × 3/21 × 3 = 120/63 - Add the two like fractions:
35/63 + 120/63 = 35 + 120/63 = 155/63 - So, 5/9 + 40/21 = 155/63
In mixed form: 229/63
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