Add 80/70 and 21/54
1st number: 1 10/70, 2nd number: 21/54
80/70 + 21/54 is 193/126.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 54 is 1890
Next, find the equivalent fraction of both fractional numbers with denominator 1890 - For the 1st fraction, since 70 × 27 = 1890,
80/70 = 80 × 27/70 × 27 = 2160/1890 - Likewise, for the 2nd fraction, since 54 × 35 = 1890,
21/54 = 21 × 35/54 × 35 = 735/1890 - Add the two like fractions:
2160/1890 + 735/1890 = 2160 + 735/1890 = 2895/1890 - 2895/1890 simplified gives 193/126
- So, 80/70 + 21/54 = 193/126
In mixed form: 167/126
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