Add 3/27 and 7/70
3/27 + 7/70 is 19/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 70 is 1890
Next, find the equivalent fraction of both fractional numbers with denominator 1890 - For the 1st fraction, since 27 × 70 = 1890,
3/27 = 3 × 70/27 × 70 = 210/1890 - Likewise, for the 2nd fraction, since 70 × 27 = 1890,
7/70 = 7 × 27/70 × 27 = 189/1890 - Add the two like fractions:
210/1890 + 189/1890 = 210 + 189/1890 = 399/1890 - 399/1890 simplified gives 19/90
- So, 3/27 + 7/70 = 19/90
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