5.3 Even/Odd
Even or Odd?
56
Even
What makes a number composite?
It has more than 2 factors
Solve using the order of operations.
2 x (3 + 4 x 5)
46
Round to the nearest hundredth.
5.342
5.34
6.58 + 4.2 = ?
10.78
Even or Odd?
85
Odd
What makes a number prime?
The only factors it has are 1 and itself
Solve using the order of operations.
6 x (3 + 6) ÷ 3
18
Round to the nearest tenth.
3.952
4
12.3 + 7.45 = ?
19.75
Odd + Even = ?
Odd
Is 20 prime or composite? Why?
Composite - It has more than 2 factors (1, 2, 4, 5, 10, 20)
Solve using the order of operations.
8 - 4 ÷ 2 + 3 x 5
21
The slice of pizza is 6.43 inches long. What is that slice of pizza rounded to the nearest tenth?
6.4 inches
20.56 - 8.7 = ?
11.86
True or False
Odd x Even = Even
True
Is 13 prime or composite? Why?
Prime - It only has 2 factors, 1 and itself.
Solve using the order of operations.
1 + 5 x (9 - 7) ÷ 2
6
Zuko when measured at the doctor’s office was 37.505 pounds. What was his weight rounded to the nearest hundredth?
37.51 pounds
74.25 - 31.47 = ?
42.78
True or False
Even x Even = Odd
List all of the factors of 12
1, 2, 3, 4, 6, 12
Solve using the order of operations.
9 x (4 + 6 ÷ 2)
63
Ms. Smith wants to buy all of 5th grade candy that costs $87.98. What is $87.98 rounded to the nearest dollar?
$88
40 - 18.56 = ?
21.44