Add 63/54 and 75/70
1st number: 1 9/54, 2nd number: 1 5/70
63/54 + 75/70 is 47/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 70 is 1890
Next, find the equivalent fraction of both fractional numbers with denominator 1890 - For the 1st fraction, since 54 × 35 = 1890,
63/54 = 63 × 35/54 × 35 = 2205/1890 - Likewise, for the 2nd fraction, since 70 × 27 = 1890,
75/70 = 75 × 27/70 × 27 = 2025/1890 - Add the two like fractions:
2205/1890 + 2025/1890 = 2205 + 2025/1890 = 4230/1890 - 4230/1890 simplified gives 47/21
- So, 63/54 + 75/70 = 47/21
In mixed form: 25/21
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