Subtracting by 10
What is 10 subtract 6?
What is 4 (Four)
7-4
3
When you take away what are you doing?
Subtracting
If you are coming up with the answer in your head, what kind of math are you using?
Mental Math
5,10,15_,25
20
What is 6 (Six)
8-4
4
When you you related facts what are they called?
4+5=9
5+4=9
9-5=4
9-4=5
What is a related fact family
If you have a frame to count what is that called?
Tens Frame
50,60,_,_,_
70,80,90
What is 10 subtract 10?
10-7
3
What is a line that has numbers on it?
What is a number line
If I am using the things on the end of my arms what am I am using to love math?
My Fingers
8,_,12,14
10
What is 18 subtract 10?
What is 8 (Eight).
5-3
2
If you have two numbers that you are comparing, what is the sign called that goes in between?
greater than or less than sign or equal too
If I can't solve a problem what I can do on the side of my paper?
Draw tally marks, or pictures.
4,_,_,_.
6,8,10.
What is 20 subtract 10?
What is 10 (Ten)
17-8
9
If you have a math problem like 5+7=12.
What can you do to check your work?
12-5=7
What can I do to solve 16-10=? This is the trick I told you guys about with teens.
Cross out the one in the teens because it represents one 10 and then you have the second number which is the answer.
70,75,_,_,_,_,_.
80,85,90,95,100