Add 21/32 and 70/18
1st number: 21/32, 2nd number: 3 16/18
21/32 + 70/18 is 1309/288.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 18 is 288
Next, find the equivalent fraction of both fractional numbers with denominator 288 - For the 1st fraction, since 32 × 9 = 288,
21/32 = 21 × 9/32 × 9 = 189/288 - Likewise, for the 2nd fraction, since 18 × 16 = 288,
70/18 = 70 × 16/18 × 16 = 1120/288 - Add the two like fractions:
189/288 + 1120/288 = 189 + 1120/288 = 1309/288 - So, 21/32 + 70/18 = 1309/288
In mixed form: 4157/288
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