Addition & Subtraction
The name of this sign: =
What is an equal sign.
The smallest unit of time.
What is second?
This 2D shape has 3 sides.
What is a triangle?
This shape has 1 flat surface.
What is a cone?
This type of problem is called:
5 + 6 = 11
What is doubles plus one?
Addition means to put _____________.
What is together?
The number of seconds in 1 minute.
What is 60?
The opposite of a flat side.
What is a curved side?
A cereal box is this 3D shape.
What is a rectangular prism?
This type of problem is called :
5 + 4 = 9
What is doubles minus one?
The answer to an addition problem.
What is the sum?
The number of minutes between the 1 and 2 on a clock.
What is 5 minutes?
This 2D shape has 5 vertices.
What is a pentagon?
The shape of a soccer ball.
What is a sphere?
Give an example of related facts.
Example:
2 + 3 = 5
5 - 2 = 3
The name of this symbol: +
What is plus?
The number of minutes in half of an hour.
What is 30 minutes?
2D shapes are also called ______ shapes.
What is flat?
What is 5 vertices?
Draw the correct way to show 5 tally marks.
llll - 4 straight up and down
/ 1 diagonal
The numbers added together in an addition sentence.
What is addends?
The number of minutes in a quarter of an hour.
What is 15 minutes?
The windows in our classroom are this 2D shape.
What is a rectangle?
The 2D shape that is made when you trace the flat surface of a cone.
What is a circle?
The answer of a subtraction problem.
What is the difference?