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Koan Math Basics > Adding Numbers > Flashcards

Adding Numbers Flashcards

1
Q

-7+(+10)

A

3

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2
Q

30+(-60)

A

-30

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3
Q

-7-10

A

-17

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4
Q

(+)/(-)

A

-

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5
Q

(-)/(-)

A

+

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6
Q

3+9

A

12

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7
Q

What strategy do we use to determine the sign of a problem?

A

Tic-tac-toe trick

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8
Q

55+12

A

67

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9
Q

-12+3+9

A

0

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10
Q

(-)(-)(-)

A

-

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11
Q

Same sign ____, different sign we ______.

A

add; subtract

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12
Q

7+10

A

17

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13
Q

34-35

A

-1

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14
Q

(+)/(+)

A

+

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15
Q

-68-35

A

-103

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16
Q

-3-(-9)

A

6

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17
Q

55-89

A

-34

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18
Q

123+123

A

246

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19
Q

-3-9

A

-12

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20
Q

30-60

A

-30

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21
Q

(+)(+)

A

+

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22
Q

-7+(-10)

A

-17

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23
Q

-34-(-35)

A

1

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24
Q

-12-3-9

A

-24

25
Q

-30-60

A

-90

26
Q

(-)/(+)

A

-

27
Q

-34+35

A

1

28
Q

-55+(-12)

A

-67

29
Q

-123+123

A

0

30
Q

-99-108

A

-207

31
Q

-7-(-10)

A

3

32
Q

-123+(-123)

A

-246

33
Q

89-55

A

34

34
Q

99-108

A

-9

35
Q

-4-5

A

-9

36
Q

99+108

A

207

37
Q

-34-35

A

-69

38
Q

-2-3-5

A

-10

39
Q

3-9

A

-6

40
Q

54+11

A

65

41
Q

-85+69

A

-16

42
Q

Same sign add, different sign we ______.

A

subtract

43
Q

-30-(-60)

A

30

44
Q

Same sign _____, a different sign we subtract.

A

add

45
Q

-99+108

A

9

46
Q

-3+(+9)

A

6

47
Q

-12-3-5

A

-20

48
Q

-30+60

A

30

49
Q

7-10

A

-3

50
Q

3-(+9)

A

-6

51
Q

(-)(-)

A

+

52
Q

Which side of the number line do negative numbers go to?

A

Left side

53
Q

34+35

A

69

54
Q

68+35

A

103

55
Q

-68+35

A

-33

56
Q

Which side of the number line do positive numbers go to?

A

Right side

57
Q

-4+(-5)

A

-9

58
Q

85-69

A

16

Koan Math Basics (5 decks)

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