Add 70/8 and 42/18
1st number: 8 6/8, 2nd number: 2 6/18
70/8 + 42/18 is 133/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 18 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 8 × 9 = 72,
70/8 = 70 × 9/8 × 9 = 630/72 - Likewise, for the 2nd fraction, since 18 × 4 = 72,
42/18 = 42 × 4/18 × 4 = 168/72 - Add the two like fractions:
630/72 + 168/72 = 630 + 168/72 = 798/72 - 798/72 simplified gives 133/12
- So, 70/8 + 42/18 = 133/12
In mixed form: 111/12
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