Add 90/70 and 49/3
1st number: 1 20/70, 2nd number: 16 1/3
90/70 + 49/3 is 370/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 3 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 70 × 3 = 210,
90/70 = 90 × 3/70 × 3 = 270/210 - Likewise, for the 2nd fraction, since 3 × 70 = 210,
49/3 = 49 × 70/3 × 70 = 3430/210 - Add the two like fractions:
270/210 + 3430/210 = 270 + 3430/210 = 3700/210 - 3700/210 simplified gives 370/21
- So, 90/70 + 49/3 = 370/21
In mixed form: 1713/21
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