Add 16/40 and 21/6
1st number: 16/40, 2nd number: 3 3/6
16/40 + 21/6 is 39/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 6 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 40 × 3 = 120,
16/40 = 16 × 3/40 × 3 = 48/120 - Likewise, for the 2nd fraction, since 6 × 20 = 120,
21/6 = 21 × 20/6 × 20 = 420/120 - Add the two like fractions:
48/120 + 420/120 = 48 + 420/120 = 468/120 - 468/120 simplified gives 39/10
- So, 16/40 + 21/6 = 39/10
In mixed form: 39/10
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