Doubles facts Flashcards

1
Q

5 + 5

A

10

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2
Q

7 + 7

A

14

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3
Q

4 + 4

A

8

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3
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4
Q

6 + 6

A

12

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3
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5
Q

8 + 8

A

16

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Not at all
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3
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6
Q

3 + 3

A

6

How well did you know this?
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7
Q

9 + 9

A

18

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8
Q

18 - 9

A

9

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9
Q

16 - 8

A

8

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Not at all
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3
4
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10
Q

14 - 7

A

7

How well did you know this?
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3
4
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11
Q

12 - 6

A

6

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3
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12
Q

10 - 5

A

5

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13
Q

8 - 4

A

4

How well did you know this?
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14
Q

6 - 3

A

3

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15
Q

4 - 2

A

2

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16
Q

2 - 1

A

1