Add 84/40 and 12/63
1st number: 2 4/40, 2nd number: 12/63
84/40 + 12/63 is 481/210.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 63 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 40 × 63 = 2520,
84/40 = 84 × 63/40 × 63 = 5292/2520 - Likewise, for the 2nd fraction, since 63 × 40 = 2520,
12/63 = 12 × 40/63 × 40 = 480/2520 - Add the two like fractions:
5292/2520 + 480/2520 = 5292 + 480/2520 = 5772/2520 - 5772/2520 simplified gives 481/210
- So, 84/40 + 12/63 = 481/210
In mixed form: 261/210
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