Vocabulary
difference is a clue word for:
A. Subtraction
B. Addition
C. Multiplication
A. Subtraction
22+10=
32
8-8=
0
9+6=15. What is the other addition equation?
6+9=15
Number Lines. With use either count ____ or count ____.
count on or count back
Sum is a clue word for:
subtraction
multiplication
addition
addition
7+26=
33
22-0=
22
10+4=14. What is one of the subtraction equations for this?
14-4=10 or 14-10=4
On a number line, which direction do we go for counting on and counting back?
Right for counting on and Left for counting back
how many are left? is clue for:
multiplication
addition
subtraction
subtraction
17+10=
27
10-10=
0
Which does not belong in this fact family?
A. 8-2=6
B. 6+2=8
C. 2+6=10
D. 8-6=2
C. 2+6=10
There were 8 children in the hall talking. Mr. Hurdt came out and sent 6 to their classrooms. But then little Johnny came back to the hallway and started talking. How many children are in the hall still talking?
8-6+1=3
Adding and subtraction in an equation means that is was a:
fun time
2-step word problem
Mr. Hurdt just being crazy
2-step word problem
6+__= 12
6
10-10+10
10
What are the two subtraction equations for this fact family?
10+5=15
5+10=15
15-10=5
15-5=10
Mrs. Perez has two buckets. In one bucket, there are 9 baseballs. The other bucket has 2 more than the first. How many baseballs does Mrs. Perez have in all?
9+11=20
A fact family has only ____ numbers that relate to each other.
3
3+____=12
9
6+0=
6
Which is not a part of the fact family 5,6,11?
A. 6+5=11
B. 5+6=11
C. 11-6=5
D. 11-5=6
E. None- these are the correct equations!
E. None- these are the correct equations!
Mrs. Morgan wants to find out the missing addend in the equation 6+____ =20. What should she do?
A. Say, "Help me, Mr. Hurdt!"
B. Add on from 10 and go to 20
C. Subtract 20-6
C. Subtract 20-6