Add 54/70 and 21/50
54/70 + 21/50 is 417/350.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 50 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 70 × 5 = 350,
54/70 = 54 × 5/70 × 5 = 270/350 - Likewise, for the 2nd fraction, since 50 × 7 = 350,
21/50 = 21 × 7/50 × 7 = 147/350 - Add the two like fractions:
270/350 + 147/350 = 270 + 147/350 = 417/350 - So, 54/70 + 21/50 = 417/350
In mixed form: 167/350
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