Add 21/54 and 7/16
21/54 + 7/16 is 119/144.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 16 is 432
Next, find the equivalent fraction of both fractional numbers with denominator 432 - For the 1st fraction, since 54 × 8 = 432,
21/54 = 21 × 8/54 × 8 = 168/432 - Likewise, for the 2nd fraction, since 16 × 27 = 432,
7/16 = 7 × 27/16 × 27 = 189/432 - Add the two like fractions:
168/432 + 189/432 = 168 + 189/432 = 357/432 - 357/432 simplified gives 119/144
- So, 21/54 + 7/16 = 119/144
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