Question
Add or subtract as indicated.$\frac{3}{10}-\frac{11}{15}$
Step 1
The multiples of 10 are 10, 20, 30, 40, and so on. The multiples of 15 are 15, 30, 45, and so on. The smallest common multiple is 30. So, the LCM of 10 and 15 is 30. Show more…
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