Add 35/75 and 21/54
35/75 + 21/54 is 77/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 54 is 1350
Next, find the equivalent fraction of both fractional numbers with denominator 1350 - For the 1st fraction, since 75 × 18 = 1350,
35/75 = 35 × 18/75 × 18 = 630/1350 - Likewise, for the 2nd fraction, since 54 × 25 = 1350,
21/54 = 21 × 25/54 × 25 = 525/1350 - Add the two like fractions:
630/1350 + 525/1350 = 630 + 525/1350 = 1155/1350 - 1155/1350 simplified gives 77/90
- So, 35/75 + 21/54 = 77/90
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