Add 75/10 and 45/84
1st number: 7 5/10, 2nd number: 45/84
75/10 + 45/84 is 225/28.
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,
75/10 = 75 × 42/10 × 42 = 3150/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
45/84 = 45 × 5/84 × 5 = 225/420 - Add the two like fractions:
3150/420 + 225/420 = 3150 + 225/420 = 3375/420 - 3375/420 simplified gives 225/28
- So, 75/10 + 45/84 = 225/28
In mixed form: 81/28
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