Add 18/36 and 64/70
18/36 + 64/70 is 99/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 70 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 36 × 35 = 1260,
18/36 = 18 × 35/36 × 35 = 630/1260 - Likewise, for the 2nd fraction, since 70 × 18 = 1260,
64/70 = 64 × 18/70 × 18 = 1152/1260 - Add the two like fractions:
630/1260 + 1152/1260 = 630 + 1152/1260 = 1782/1260 - 1782/1260 simplified gives 99/70
- So, 18/36 + 64/70 = 99/70
In mixed form: 129/70
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