Add 21/3 and 12/35
1st number: 7 0/3, 2nd number: 12/35
21/3 + 12/35 is 257/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 35 is 105
Next, find the equivalent fraction of both fractional numbers with denominator 105 - For the 1st fraction, since 3 × 35 = 105,
21/3 = 21 × 35/3 × 35 = 735/105 - Likewise, for the 2nd fraction, since 35 × 3 = 105,
12/35 = 12 × 3/35 × 3 = 36/105 - Add the two like fractions:
735/105 + 36/105 = 735 + 36/105 = 771/105 - 771/105 simplified gives 257/35
- So, 21/3 + 12/35 = 257/35
In mixed form: 712/35
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