Add 54/84 and 30/50
54/84 + 30/50 is 87/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 50 is 2100
Next, find the equivalent fraction of both fractional numbers with denominator 2100 - For the 1st fraction, since 84 × 25 = 2100,
54/84 = 54 × 25/84 × 25 = 1350/2100 - Likewise, for the 2nd fraction, since 50 × 42 = 2100,
30/50 = 30 × 42/50 × 42 = 1260/2100 - Add the two like fractions:
1350/2100 + 1260/2100 = 1350 + 1260/2100 = 2610/2100 - 2610/2100 simplified gives 87/70
- So, 54/84 + 30/50 = 87/70
In mixed form: 117/70
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