Subtraction Related to Near Doubles Flashcards

1
Q

7 - 4

A

3

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2
Q

9 - 4

A

5

How well did you know this?
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3
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3
Q

9 - 4

A

5

How well did you know this?
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Not at all
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3
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Perfectly
4
Q

9 - 5

A

4

How well did you know this?
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Not at all
2
3
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5
Perfectly
5
Q

11 - 5

A

6

How well did you know this?
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Not at all
2
3
4
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Perfectly
6
Q

11 - 6

A

5

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

13 - 6

A

7

How well did you know this?
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8
Q

13 - 7

A

6

How well did you know this?
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Not at all
2
3
4
5
Perfectly
9
Q

15 - 7

A

8

How well did you know this?
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Not at all
2
3
4
5
Perfectly
10
Q

15 - 8

A

7

How well did you know this?
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Not at all
2
3
4
5
Perfectly
11
Q

17 - 8

A

9

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

17 - 9

A

8

How well did you know this?
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3
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Perfectly
13
Q

19 - 9

A

10

How well did you know this?
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Not at all
2
3
4
5
Perfectly
14
Q

19 - 10

A

9

How well did you know this?
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Not at all
2
3
4
5
Perfectly
15
Q

8 - 3

A

5

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

8 - 5

A

3

17
Q

7 - 3

A

4