Add 42/24 and 7/70
1st number: 1 18/24, 2nd number: 7/70
42/24 + 7/70 is 37/20.
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,
42/24 = 42 × 35/24 × 35 = 1470/840 - Likewise, for the 2nd fraction, since 70 × 12 = 840,
7/70 = 7 × 12/70 × 12 = 84/840 - Add the two like fractions:
1470/840 + 84/840 = 1470 + 84/840 = 1554/840 - 1554/840 simplified gives 37/20
- So, 42/24 + 7/70 = 37/20
In mixed form: 117/20
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