Add 18/6 and 35/21
1st number: 3 0/6, 2nd number: 1 14/21
186 + 3521 is 143.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 21 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 6 × 7 = 42,
186 = 18 × 76 × 7 = 12642 - Likewise, for the 2nd fraction, since 21 × 2 = 42,
3521 = 35 × 221 × 2 = 7042 - Add the two like fractions:
12642 + 7042 = 126 + 7042 = 19642 - 196/42 simplified gives 143
- So, 18/6 + 35/21 = 14/3
In mixed form: 423
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