Add 42/70 and 49/4
1st number: 42/70, 2nd number: 12 1/4
42/70 + 49/4 is 257/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 4 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 70 × 2 = 140,
42/70 = 42 × 2/70 × 2 = 84/140 - Likewise, for the 2nd fraction, since 4 × 35 = 140,
49/4 = 49 × 35/4 × 35 = 1715/140 - Add the two like fractions:
84/140 + 1715/140 = 84 + 1715/140 = 1799/140 - 1799/140 simplified gives 257/20
- So, 42/70 + 49/4 = 257/20
In mixed form: 1217/20
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