Add 42/45 and 7/6
1st number: 42/45, 2nd number: 1 1/6
42/45 + 7/6 is 21/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 6 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 45 × 2 = 90,
42/45 = 42 × 2/45 × 2 = 84/90 - Likewise, for the 2nd fraction, since 6 × 15 = 90,
7/6 = 7 × 15/6 × 15 = 105/90 - Add the two like fractions:
84/90 + 105/90 = 84 + 105/90 = 189/90 - 189/90 simplified gives 21/10
- So, 42/45 + 7/6 = 21/10
In mixed form: 21/10
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