Add 90/70 and 1/36
1st number: 1 20/70, 2nd number: 1/36
90/70 + 1/36 is 331/252.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 36 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 70 × 18 = 1260,
90/70 = 90 × 18/70 × 18 = 1620/1260 - Likewise, for the 2nd fraction, since 36 × 35 = 1260,
1/36 = 1 × 35/36 × 35 = 35/1260 - Add the two like fractions:
1620/1260 + 35/1260 = 1620 + 35/1260 = 1655/1260 - 1655/1260 simplified gives 331/252
- So, 90/70 + 1/36 = 331/252
In mixed form: 179/252
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