Add 42/3 and 16/40
1st number: 14 0/3, 2nd number: 16/40
42/3 + 16/40 is 72/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 40 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 3 × 40 = 120,
42/3 = 42 × 40/3 × 40 = 1680/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
16/40 = 16 × 3/40 × 3 = 48/120 - Add the two like fractions:
1680/120 + 48/120 = 1680 + 48/120 = 1728/120 - 1728/120 simplified gives 72/5
- So, 42/3 + 16/40 = 72/5
In mixed form: 142/5
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