Add 42/6 and 15/40
1st number: 7 0/6, 2nd number: 15/40
42/6 + 15/40 is 59/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 40 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 6 × 20 = 120,
42/6 = 42 × 20/6 × 20 = 840/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
15/40 = 15 × 3/40 × 3 = 45/120 - Add the two like fractions:
840/120 + 45/120 = 840 + 45/120 = 885/120 - 885/120 simplified gives 59/8
- So, 42/6 + 15/40 = 59/8
In mixed form: 73/8
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