Add 80/4 and 9/70
1st number: 20 0/4, 2nd number: 9/70
80/4 + 9/70 is 1409/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 70 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 4 × 35 = 140,
80/4 = 80 × 35/4 × 35 = 2800/140 - Likewise, for the 2nd fraction, since 70 × 2 = 140,
9/70 = 9 × 2/70 × 2 = 18/140 - Add the two like fractions:
2800/140 + 18/140 = 2800 + 18/140 = 2818/140 - 2818/140 simplified gives 1409/70
- So, 80/4 + 9/70 = 1409/70
In mixed form: 209/70
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