Numbers and Operations
4,586+2,739=
7,325
If our pattern is to add 3 to each number, what will our next number be?:
1, 4, 7, 10, __
13
Find x :
x + 12 = 30
18
Convert 5 meters to centimeters.
500 cm
Classify each angle as acute, right, or obtuse:
45°
90°
120°
45° = acute
90° = right
120°= obtuse
34×6= ___
204
I’m thinking of a number. When I add 5, I get 12. What number am I?
7
Input → Output
2 → 6
4 → 12
6 → 18
What is the rule?
each input is times 3
A survey shows favorite fruits:
Apples: 12
Bananas: 8
Grapes: 15
Oranges: 10
Question:
Which fruit is most popular?
Grapes
What do you call a polygon with 8 sides?
an octagon
0.5 x 100= __
50
There are some apples. I add 8 more and now I have 20. How many did I start with?
12
I am thinking of a number. If you multiply it by 2 and add 6, you get 20. What is the number?
7
A survey shows favorite fruits:
Apples: 12
Bananas: 8
Grapes: 15
Oranges: 10
Question:
How many students were surveyed in total?
45 students
Find the perimeter of a rectangle that has lengths of 12 cm and widths of 4 cm.
32 cm
3.45+2.10
5.55
What is our missing number in this equation?
____ + 23= 100
77
True or False:
20÷4=10÷2
True
Find the area of a shape that has a length of 11 cm and a width of 9 cm.
99 cm2
A shape is made of two rectangles:
Rectangle 1: 6 cm × 8 cm
Rectangle 2: 9 cm × 2 cm
What is the total area?
66 cm
96 students are going on a field trip. Each bus holds 12 students. How many buses are needed?
8 buses
True OR False?
9x4 = 2x12
True
I am thinking of a number. If you multiply it by 5 and add 6, you get 106. What is the number?
20
Find the volume of a rectangular prism:
Length = 5 cm, Width = 3 cm, Height = 4 cm
True or False:
If all sides of a quadrilateral are equal, is it always a square?
No, it is not always a square.
If a quadrilateral has all sides equal, it is called a rhombus. A square is a special type of rhombus.