Add 9/60 and 70/63
1st number: 9/60, 2nd number: 1 7/63
9/60 + 70/63 is 227/180.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 63 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 60 × 21 = 1260,
9/60 = 9 × 21/60 × 21 = 189/1260 - Likewise, for the 2nd fraction, since 63 × 20 = 1260,
70/63 = 70 × 20/63 × 20 = 1400/1260 - Add the two like fractions:
189/1260 + 1400/1260 = 189 + 1400/1260 = 1589/1260 - 1589/1260 simplified gives 227/180
- So, 9/60 + 70/63 = 227/180
In mixed form: 147/180
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