Add 84/40 and 80/63
1st number: 2 4/40, 2nd number: 1 17/63
84/40 + 80/63 is 2123/630.
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,
80/63 = 80 × 40/63 × 40 = 3200/2520 - Add the two like fractions:
5292/2520 + 3200/2520 = 5292 + 3200/2520 = 8492/2520 - 8492/2520 simplified gives 2123/630
- So, 84/40 + 80/63 = 2123/630
In mixed form: 3233/630
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Related: 84/80+80/63