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Earn +20 ptsQ: What is the sum of 15 and 3?
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What is the sum of -3 and -12?
9
What numbers product is 45 and sum is 18?
The numbers are 15 and 3. 15 * 3 = 45 15 + 3 = 18
How many different combinations of 3 odd numbers have a sum of 15?
3*5=15 5*3=15 15*1=15
What is the sum of the fractions 3 over 5 and 2 over 15?
11/15.
What is the sum of the first 15 multiples of 3?
3+6+9...+45taking 3 common3(1+2+...+15) = 360
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