Add 84/15 and 18/70
1st number: 5 9/15, 2nd number: 18/70
84/15 + 18/70 is 41/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 70 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 15 × 14 = 210,
84/15 = 84 × 14/15 × 14 = 1176/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
18/70 = 18 × 3/70 × 3 = 54/210 - Add the two like fractions:
1176/210 + 54/210 = 1176 + 54/210 = 1230/210 - 1230/210 simplified gives 41/7
- So, 84/15 + 18/70 = 41/7
In mixed form: 56/7
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