Add 81/24 and 40/70
1st number: 3 9/24, 2nd number: 40/70
81/24 + 40/70 is 221/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 70 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 24 × 35 = 840,
81/24 = 81 × 35/24 × 35 = 2835/840 - Likewise, for the 2nd fraction, since 70 × 12 = 840,
40/70 = 40 × 12/70 × 12 = 480/840 - Add the two like fractions:
2835/840 + 480/840 = 2835 + 480/840 = 3315/840 - 3315/840 simplified gives 221/56
- So, 81/24 + 40/70 = 221/56
In mixed form: 353/56
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