Answer:
By using Carl Gauss's clever formula, (n / 2)(first number + last number) = sum, where n is the number of integers, we learned how to add consecutive numbers quickly. We now know that the sum of the pairs in consecutive numbers starting with the first and last numbers is equal.
Answer:
C
Step-by-step explanation:
Anything less than 5 rounds down while 5 and anything more rounds up. Therefore...
15.3 rounds to 15
7.9 rounds to 8
7.4 rounds to 7
So, his answer is reasonable.
Answer:
-17
Step-by-step explanation:
So you take -6 and subtract another 11, that gives you negative 17.
Hope This Helps! If it doesn’t let me know and I can explain it more in depth.
Answer:
4 soda's and 4 candy's with 1 dollar left over
