Add 12/21 and 96/40
1st number: 12/21, 2nd number: 2 16/40
12/21 + 96/40 is 104/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 40 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 21 × 40 = 840,
12/21 = 12 × 40/21 × 40 = 480/840 - Likewise, for the 2nd fraction, since 40 × 21 = 840,
96/40 = 96 × 21/40 × 21 = 2016/840 - Add the two like fractions:
480/840 + 2016/840 = 480 + 2016/840 = 2496/840 - 2496/840 simplified gives 104/35
- So, 12/21 + 96/40 = 104/35
In mixed form: 234/35
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