Order of Operations
Integers
Scale Factor
Proportional Relationships
Circles
100
Solve using the Order of Operations:
1+(4*5)
21
100
10+(-3)=
7
100
Jason enlarged an 8 by 10 image to 16 by 18. Is this a scale copy?
No.
100
Is this a graph of a proportional relationship, or not?
Not.
100
What is this part of a circle?
Radius
200
Which do you solve first, addition or subtraction?
Whichever appears first from left to right (they're both the last step).
200
-10 - 4 =
-14
200
What is the scale factor from A to B?
4
200
Is the relationship in this table proportional?
Yes.
200
If a circle's diameter is 5, about what is its circumference?
About 15 or 16.
Precisely
5pi
or 15.7
300
Solve using the Order of Operations:
2(5^2-4)
42
300
-5 * (-4) =
20
300
A 20-pack of pencils costs $4.00. How much per pencil?
$0.20
(20 cents)
300
What is the constant of proportionality in the graph?
3.5
300
If a circle's radius is 3, about what is its circumference?
About 18 or 19.
Precisely
6pi
or 18.84
400
What is the value of:
5 * (13.5-4.5)
45
400
-(-15)/-3
-5
400
Divide.
7/9 ÷ 1/3=
21/9 or 2 3/9 or 2 1/3
400
What is the proportional equation for b=?
b=7a
400
What is the area of a circle with a radius of 10?
314.
Precisely
100pi
500
What is the value of:
3.7 x (2 ÷ 1/2)
14.8
500
-18 - (-2) =
-16
500
The scale that maps figure A onto figure B is
1:7 1/4
What is the value of x?
21 3/4
500
How many grams of peanuts for 1 gram of raisins?
3.5 or
3 1/2
500
The circumference of a circle is approximately 37.7 cm. To the nearest whole number, what is the radius of this circle?
6