Add 21/50 and 54/84
21/50 + 54/84 is 186/175.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 84 is 2100
Next, find the equivalent fraction of both fractional numbers with denominator 2100 - For the 1st fraction, since 50 × 42 = 2100,
21/50 = 21 × 42/50 × 42 = 882/2100 - Likewise, for the 2nd fraction, since 84 × 25 = 2100,
54/84 = 54 × 25/84 × 25 = 1350/2100 - Add the two like fractions:
882/2100 + 1350/2100 = 882 + 1350/2100 = 2232/2100 - 2232/2100 simplified gives 186/175
- So, 21/50 + 54/84 = 186/175
In mixed form: 111/175
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