5,6,and7
Use the definition of "average". Add the numbers together, then divide the result by 3 (since there are 3 numbers).
A fact family is a group of related addition and subtraction or multiplication and division facts that use the same numbers. For the numbers 3, 6, and 18, the multiplication facts are 3 × 6 = 18 and 6 × 3 = 18. The corresponding division facts are 18 ÷ 3 = 6 and 18 ÷ 6 = 3. Together, these facts illustrate the relationships between the numbers in the fact family.
The numbers are 15 and 3. 15 * 3 = 45 15 + 3 = 18
18 and 3
They are: 2*3*3 = 18
3 and 18 do.
The prime numbers (factors) of 18 are: 2 and 3
The numbers are: -6 and 3
18 = 2 x 3 x 3
2 x 3 x 3 = 18
3 and 18
Numbers that go into 18 are 1, 2, 3, 6, 9, and 18. You can figure this out by dividing 18 by all possible numbers, and seeing which ones come our as an integer, or whole number.