Add 40/15 and 42/7
1st number: 2 10/15, 2nd number: 6 0/7
40/15 + 42/7 is 26/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 7 is 105
Next, find the equivalent fraction of both fractional numbers with denominator 105 - For the 1st fraction, since 15 × 7 = 105,
40/15 = 40 × 7/15 × 7 = 280/105 - Likewise, for the 2nd fraction, since 7 × 15 = 105,
42/7 = 42 × 15/7 × 15 = 630/105 - Add the two like fractions:
280/105 + 630/105 = 280 + 630/105 = 910/105 - 910/105 simplified gives 26/3
- So, 40/15 + 42/7 = 26/3
In mixed form: 82/3
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