Add 56/40 and 9/84
1st number: 1 16/40, 2nd number: 9/84
56/40 + 9/84 is 211/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 84 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 40 × 21 = 840,
56/40 = 56 × 21/40 × 21 = 1176/840 - Likewise, for the 2nd fraction, since 84 × 10 = 840,
9/84 = 9 × 10/84 × 10 = 90/840 - Add the two like fractions:
1176/840 + 90/840 = 1176 + 90/840 = 1266/840 - 1266/840 simplified gives 211/140
- So, 56/40 + 9/84 = 211/140
In mixed form: 171/140
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