Addition and Subtraction
46 + 27 =
73
There are 4 bags with 6 apples in each bag.
How many apples are there in all?
24 apples
A rectangle is divided into 6 equal parts. 4 parts are shaded.
What fraction of the rectangle is shaded?
4/6
This shape has 4 sides and 4 right angles. Opposite sides are equal in length.
What shape is it?
Rectangle
A rectangle is made of 4 rows with 5 unit squares in each row.
What is the area of the rectangle?
20 units2
302 − 158 =
144
24 cookies are shared equally among 6 students.
How many cookies does each student get?
4 cookies
Point A is located at 3/4 on a number line between 0 and 1.
How many equal parts is the number line divided into?
4 equal parts
A polygon has 6 sides and 6 vertices.
What is the name of this polygon?
Hexagon
A rectangle has side lengths of 8 units and 3 units.
What is the perimeter?
22 units
There are 245 students in a school. 128 students are in the cafeteria.
How many students are NOT in the cafeteria?
117 students
A teacher buys 7 boxes of crayons. Each box has 8 crayons.
How many crayons did the teacher buy in total?
56 crayons
Which fraction is equivalent to 1/3?
A. 2/3
B. 2/6
C. 3/6
D. 4/6
2/6
This 3D shape has 6 square faces, 8 vertices, and 12 edges.
What shape is it?
Cube
A rectangle has a length of 7 units and a width of 6 units.
What is the area?
42 units2
A library has 368 books. It buys 145 new books. Then 197 books are checked out.
How many books are left in the library?
316 books
A farmer has 9 rows of plants with 5 plants in each row. He puts the plants equally into 3 groups.
How many plants are in each group?
15 plants
Compare 5/8 and 3/8.
Which is greater? Explain how you know.
5/8 > 3/8 because the denominators are equivalent, but the 5 is greater than 3.
A shape has 5 faces. It has 1 square base and 4 triangular faces that meet at a point.
What 3D shape is this?
What 2D shapes make up its faces?
Square Pyramid
A garden is shaped like a rectangle with a length of 9 feet and a width of 4 feet.
What is the area of the garden?
What is the perimeter of the garden?
36 feet2
26 feet
A store had 500 pencils. On Monday, it sold 178 pencils. On Tuesday, it sold some more pencils. Now there are 214 pencils left.
How many pencils were sold on Tuesday?
108 pencils
There are 8 tables with 6 students at each table. After lunch, 12 students leave. The remaining students are divided equally into 4 groups.
How many students are in each group?
9 students
A pan of brownies is cut into 8 equal pieces. Mia eats 2/8 of the pan. Later, she eats another 1/4 of the pan.
How much of the pan did she eat in all? Show your thinking.
4/8 or 1/2
A figure is made by combining two rectangular prisms. Each prism has 6 faces. When the prisms are joined together, some faces are no longer visible.
Explain why the combined figure has fewer than 12 faces.
When the two prisms are joined, the faces that touch each other are no longer on the outside.
So the total number of visible faces is less than 12 because some faces are hidden inside the figure.
A figure is made of two rectangles.
What is the total area of the figure?
Then, explain why you can find the total area by adding the two areas together.
You can add the areas because the rectangles do not overlap. Combining them makes one larger figure, so the total area is the sum of both parts.