Add 90/70 and 8/24
1st number: 1 20/70, 2nd number: 8/24
90/70 + 8/24 is 34/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 24 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 70 × 12 = 840,
90/70 = 90 × 12/70 × 12 = 1080/840 - Likewise, for the 2nd fraction, since 24 × 35 = 840,
8/24 = 8 × 35/24 × 35 = 280/840 - Add the two like fractions:
1080/840 + 280/840 = 1080 + 280/840 = 1360/840 - 1360/840 simplified gives 34/21
- So, 90/70 + 8/24 = 34/21
In mixed form: 113/21
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