Add 18/70 and 42/36
1st number: 18/70, 2nd number: 1 6/36
18/70 + 42/36 is 299/210.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 36 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 70 × 18 = 1260,
18/70 = 18 × 18/70 × 18 = 324/1260 - Likewise, for the 2nd fraction, since 36 × 35 = 1260,
42/36 = 42 × 35/36 × 35 = 1470/1260 - Add the two like fractions:
324/1260 + 1470/1260 = 324 + 1470/1260 = 1794/1260 - 1794/1260 simplified gives 299/210
- So, 18/70 + 42/36 = 299/210
In mixed form: 189/210
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