Prime and Composite
Is 13 prime or composite AND why?
Yes, it only has 2 factors; 1 and 13.
10 x 15
150
100 divided by 4
25
20 x _______________ = 80
4
The measurement around the outside of a shape?
Perimeter
The biggest number minus the smallest number in a set of data will give you the ___________________.
Range
What is a prime number?
A number that only has 2 factors; 1 and itself.
9 x 9
81
60 divided by 10
6
100 divided by _____________ = 20
5
How do you solve for the AREA of a rectangle?
Length x width
The numbers that "fit in" to a number in multiplication are called....
Factors
What is a composite number?
A number with more than 2 factors.
6 x 7
42
144 divided by 12
12
Solve for x.
3x = 27
x = 9
A square has sides of 6in. What is the Area?
24 in squared
In math, what does GCF stand for?
Greatest common factor
Is 12 prime or composite? why?
Composite.
It has more than 2 factors;
1, 2, 3, 4, 6, and 12.
20 x 5
100
12 divided by 4
3
50 divided by x = 5
x = 10
A triangle that has NO sided the same length.
Scalene
What is a product?
The answer to a multiplication problem.
All odd numbers are Prime.
True or False.
Give an example and why.
False.
15 is odd, but NOT prime.
It has more than 2 factors;
1, 3, 5, and 15.
12 x 11
132
72 divided by 8
9
9x = 36
x = 4
An angle that measures less than 90 degrees?
Acute
The plan was supposed to takeoff at 1:20pm.
It was running 45 mins late.
What is the new takeoff time?
2:05pm.