Which one can we erase? Pen or pencil?
pencil
16 + 3 + 2 = ____ (READ THE ADDITION PROBLEM AND GIVE THE ANSWER)
21
What are these?
numbers
Is the answer to this problem (4 + 9) an odd or even number?
13 (ODD NUMBER)
Students put their things inside this when they go to school.
backpack
This sign tells us to add the numbers together.
plus sign
What do we use to measure how long something is?
ruler
say ALL odd numbers between 10-25.
11, 13, 15, 17, 19, 21, 23, 25
7 + 8 + 9 = ____ (READ THE ADDITION PROBLEM AND GIVE THE ANSWER)
24
10 + 2 = 12 is an addition __________.
problem
When we make mistakes when writing with pencil, what do we use to correct it?
eraser
Is the answer to this problem (5 + 7) an odd or even number?
12 (EVEN NUMBER)
What's this?
It's a pencil.
say ALL even numbers from 11-30.
12, 14, 16, 18, 20, 22, 24, 26, 28, 30
What are these?
odd numbers
What are these?
even numbers
To count faster, we count by ...
twos
What's this?
It's a notebook.
We use ______ sign in additional problems.
plus
What's this?
It's a pen.
14 + 12 + 5 = ____ (READ THE ADDITION PROBLEM AND GIVE THE ANSWER)
31
This sign is written before the answer
equals sign