Vocabulary
Count Back
Find the difference
Fact Family
Grab Bag
100
What does 'count back' mean?
Count back to find the sum
100
Count back: 6-2=
6-2=4
100
11-4=
11-4=7
100
Give me an addition sentence using 4,2,6
4+2=6 or 2+4=6
100
Joe has 2 shirts, Bill has the same amount of shirts. How many shirts do they have altogether?
2+2=4 shirts
200
What does 'subtract' mean?
to take away
200
7-3=
7-3=4
200
9-3=
9-3=6
200
Addition sentence using 2,3,5
2+3=5 or 3+2=5
200
15-5=
15-5=10
300
What does 'fact family' mean?
facts using the same numbers
300
4-2=
4-2=2
300
12-6=
12-6=6
300
Subtraction sentence using 7,2,5
7-2=5 or 7-5=2
300
I have 7 cookies. I eat 3 of them. How many cookies are left?
7-3=4 cookies
400
Define 'minus'?
A symbol for subtraction.
400
10-2=
10-2=8
400
10-7=
10-7=3
400
Subtraction Sentence using 6,5,1
6-5=1 or 6-1=5
500
What are 'doubles'?
Two addends that are the same.
500
12-4=
12-4=8
500
11-6=
11-6=5
500
An addition and subtraction sentence using 1,2,3
1+2=3 or 2+1=3 and 3-1=2 or 3-2=1
500
Give me an addition and subtraction sentence using 6,4,10
6+4=10 or 4+6=10 and 10-4=6 or 10-6=4
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