Dodawanie i odejmowanie w zakresie 20.
10 months ago
magorzata_73135
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14 QuestionsShow answers
  • Question 1
    30 seconds
    Q.

    10+10

    answer choices

    20

    10

    15

    5

  • Question 2
    30 seconds
    Q.

    15+5

    answer choices

    6

    15

    5

    20

  • Question 3
    30 seconds
    Q.

    19+1

    answer choices

    19

    20

    18

    7

  • Question 4
    30 seconds
    Q.

    12+3

    answer choices

    8

    4

    19

    15

  • Question 5
    30 seconds
    Q.

    10-5

    answer choices

    5

    6

    8

    3

  • Question 6
    30 seconds
    Q.

    18-2

    answer choices

    16

    18

    4

    2

  • Question 7
    30 seconds
    Q.

    13-3

    answer choices

    3

    10

    15

    5

  • Question 8
    30 seconds
    Q.

    6+6

    answer choices

    12

    13

    16

    18

  • Question 9
    30 seconds
    Q.

    20-12

    answer choices

    6

    3

    8

    4

  • Question 10
    30 seconds
    Q.

    14+6

    answer choices

    20

    19

    21

    17

  • Question 11
    30 seconds
    Q.

    9+2-3

    answer choices

    11

    8

    4

    9

  • Question 12
    30 seconds
    Q.

    6-2+6

    answer choices

    10

    5

    11

    3

  • Question 13
    30 seconds
    Q.

    20-8

    answer choices

    2

    15

    12

    11

  • Question 14
    30 seconds
    Q.

    20-19

    answer choices

    1

    19

    20

    3

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