negative numbers Flashcards

(23 cards)

1
Q

what is an important point about this topic?

A

to take your time and write out your workings as it can be easy to make mistakes

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2
Q

what would you do when a subtract sign is next to a plus

A

minus because two opposite signs next to each other make a negative.

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3
Q

What would you do when a minus sign is next to a minus sign?

A

you would add coz two of the same signs next to each other make s positive

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4
Q

how would you figure out the answer to an equation where you are adding to a minus number e.g. -12+4

A

you would minus the additional number from the minus’s number but keep the minus sign unless it goes above e.g.12-4=8 so -12+4=-8

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5
Q

how would you figure out the answer to an equation where you are taking a number away from a negative e.g.-12-4

A

you would add the number you’re taking away from the number of the first minus then put a minus Infront of your answer e.g. 12+4=16 so -12-4=-16

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6
Q

how would you minus a larger number form a smaller one e.g.6-23

A

you would minus the smaller on from the bigger one instead then put a minus sign Infront of your answer e.g. 23-6=17 so 6-23=-17

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7
Q

what is the rule for division and multiplication?

A

when dividing or multiplying two numbers of the with the same sign the answer will be a positive however if you are dividing or multiplying two number with different signs the answer will be negative.

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8
Q
A
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9
Q

What is the result of -5 + 3?

A

-2

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10
Q

True or False: Adding a negative number is the same as subtracting a positive number.

A

True

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11
Q

Fill in the blank: -7 - (-4) = ____

A

-3

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12
Q

What is -6 * -3?

A

18

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13
Q

What is the result of -8 / 2?

A

-4

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14
Q

True or False: The product of two negative numbers is positive.

A

True

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15
Q

What is the result of 4 + (-9)?

A

-5

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16
Q

Fill in the blank: -10 + 5 - 3 = ____

17
Q

What is -12 - 6?

18
Q

If a = -4 and b = -2, what is a * b?

19
Q

What is the result of -15 / -3?

20
Q

True or False: Subtracting a negative number increases the value.

21
Q

What is -3 + (-7)?

22
Q

Fill in the blank: -5 * 4 = ____

23
Q

What is the result of 6 - (-2)?