Dizaine-dizaine ET Unités-unités Flashcards

(37 cards)

1
Q

18-10=

A

8

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2
Q

16-13=

A

3

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3
Q

18-17=

A

1

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4
Q

17-12=

A

5

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5
Q

16-12=

A

4

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6
Q

17-15=

A

2

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7
Q

18-13=

A

5

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8
Q

16-15=

A

1

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9
Q

18-18=

A

0

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10
Q

17-10=

A

7

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11
Q

18-15=

A

3

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12
Q

18-11=

A

7

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13
Q

16-10=

A

6

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14
Q

17-13=

A

4

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15
Q

18-12=

A

6

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16
Q

17-17=

17
Q

16-11=

18
Q

18-14=

19
Q

17-16=

20
Q

17-14=

21
Q

18-16=

22
Q

16-14=

23
Q

17-11=

24
Q

16-16=

25
Quelle est la stratégie utilisée? Donne-moi un exemple.
Ex: 16-13 Dizaine-dizaine: 10-10=0 Unités-unités: 6-3=3 Résultat: 16-13 = 3
26
19-10=
9
27
19-12=
7
28
19-16=
3
29
19-14=
5
30
20-20=
0
31
19-13=
6
32
19-19=
0
33
19-15=
4
34
19-18=
1
35
19-19=
0
36
19-17=
2
37
19-11=
8