Add 80/24 and 30/70
1st number: 3 8/24, 2nd number: 30/70
80/24 + 30/70 is 79/21.
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,
80/24 = 80 × 35/24 × 35 = 2800/840 - Likewise, for the 2nd fraction, since 70 × 12 = 840,
30/70 = 30 × 12/70 × 12 = 360/840 - Add the two like fractions:
2800/840 + 360/840 = 2800 + 360/840 = 3160/840 - 3160/840 simplified gives 79/21
- So, 80/24 + 30/70 = 79/21
In mixed form: 316/21
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