Add 60/40 and 84/63
1st number: 1 20/40, 2nd number: 1 21/63
60/40 + 84/63 is 17/6.
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,
60/40 = 60 × 63/40 × 63 = 3780/2520 - Likewise, for the 2nd fraction, since 63 × 40 = 2520,
84/63 = 84 × 40/63 × 40 = 3360/2520 - Add the two like fractions:
3780/2520 + 3360/2520 = 3780 + 3360/2520 = 7140/2520 - 7140/2520 simplified gives 17/6
- So, 60/40 + 84/63 = 17/6
In mixed form: 25/6
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