Add 84/10 and 56/84
1st number: 8 4/10, 2nd number: 56/84
84/10 + 56/84 is 136/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 84 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 10 × 42 = 420,
84/10 = 84 × 42/10 × 42 = 3528/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
56/84 = 56 × 5/84 × 5 = 280/420 - Add the two like fractions:
3528/420 + 280/420 = 3528 + 280/420 = 3808/420 - 3808/420 simplified gives 136/15
- So, 84/10 + 56/84 = 136/15
In mixed form: 91/15
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