Quiz about Rational Numbers Review

Question 1

-7.5 + (-0.56)

Accepted Answer

-8.06

Answer

-7.96

Answer

6.94

Answer

-6.94

Question 2

-6.8+7.4

Accepted Answer

0.6

Answer

0.06

Answer

14.2

Answer

-14.2

Question 3

Question 3.

Accepted Answer

2 1/3

Answer

-7

Answer

7

Answer

-2 1/3

Question 4

Question 4.

Accepted Answer

0

Answer

-4

Answer

-1

Answer

1/2

Question 5

Question 5.

Accepted Answer

1 15/31

Answer

57 1/25

Answer

1

Answer

-1 21/25

Question 6

Question 6.

Accepted Answer

-1/3

Answer

1/6

Answer

1/3

Answer

-4/7

Question 7

Solve:

-14 - 5

Accepted Answer

-19

Answer

19

Answer

9

Answer

-9

Question 8

86.04 + 4.04

Accepted Answer

90.08

Answer

9.044

Answer

9044

Answer

90.44

Question 9

90 - 10.1

Accepted Answer

79.9

Answer

799

Answer

80.1

Answer

Lingonberry

Question 10

7.9 + 18.72

Accepted Answer

26.62

Answer

2662

Answer

1

Answer

25.62

Question 11

Question 11.

Accepted Answer

4 7/12

Answer

5 7/12

Answer

5 5/12

Answer

4 5/12

Question 12

Multiply.

Accepted Answer

12 5/6

Answer

77/6

Answer

6/77

Answer

12 6/5

Question 13

Question 13.

Accepted Answer

1  19/56

Answer

8/21

Answer

2  3/4

Answer

56/99

Question 14

Question 14.

Accepted Answer

44/51

Answer

51/44

Answer

5/7

Answer

2  3/4

Question 15

When we are adding, the rule for numbers with the same sign is...

Accepted Answer

same signs add and keep

Answer

same signs subtract

Answer

same signs positive

Answer

same signs negative

Question 16

When we are adding numbers with different signs, we follow the rule of...

Accepted Answer

different signs subtract

Answer

different signs positive

Answer

different signs add and keep

Answer

different signs negative

Question 17

Same signs add and keep,
different signs subtract,
keep the sign of...

Accepted Answer

the bigger value

Answer

the first number

Answer

the smaller number

Answer

the last number

Question 18

When multiplying two numbers with the same signs, the sign of your answer will be...
(example: N x N or P x P)

Accepted Answer

positive

Answer

negative

Answer

the sign of the bigger value

Answer

the sign of the higher number

Question 19

When multiplying two numbers with different signs, the answer will be ________.
(example: N x P or P x N)

Accepted Answer

negative

Answer

the sign of the bigger value

Answer

positive

Answer

the sign of the higher number

Question 20

True or false:
The rules for signs when dividing are the same as multiplying

Accepted Answer

True

Answer

False

Question 21

When adding fractions, we first need to find...

Accepted Answer

Common denominators

Answer

Greatest common factor

Answer

Common numerators

Question 22

When multiplying fractions, we...

Accepted Answer

multiply across

Answer

multiply by the reciprocal

Answer

add and keep

Answer

find common denominators

Question 23

When multiplying decimals, we need to make sure the place values are...

Accepted Answer

the same

Answer

it doesn't matter

Answer

zero

Answer

different

Question 24

When multiplying decimals, how do I know where to put the decimals in my answer?

Accepted Answer

The places behind the decimal in the problem

Answer

I don't

Answer

Always 2 places

Answer

Take your best guess

Question 25

When dividing fractions we...

Accepted Answer

All of these

Answer

Keep, flip, change

Answer

Multiply by the reciprocal

Answer

Keep, change, flip

Question 26

When dividing decimals, if the number on the outside of the division tent is a decimal we must...

Accepted Answer

make it a whole number

Answer

only move the decimal on the outside

Answer

change it to a fraction

Question 27

After we've moved the decimal on the outside we must...

Accepted Answer

move the decimal on the inside

Answer

keep the decimal on the inside the same

Question 28

When you multiply or the divide the following numbers your answer will be?

-2 (-4)

Accepted Answer

positive

Answer

negative

Question 29

In order to add the following numbers, you would follow which rule?

-2 + -4

Accepted Answer

Same sign, so add and keep the sign.

Answer

Same sign, so subtract and keep the sign of the bigger number.

Answer

Different signs, so add and keep the sign.

Answer

Different signs, so subtract and keep the sign of the bigger number.

Question 30

In order to add the following numbers, you would follow which rule?

2 + 4

Accepted Answer

Same sign, so add and keep the sign.

Answer

Same sign, so subtract and keep the sign of the bigger number.

Answer

Different signs, so add and keep the sign.

Answer

Different signs, so subtract and keep the sign of the bigger number.

Question 31

In order to subtract the following numbers, you would follow which rule?

2 - 10

Accepted Answer

Use Keep-Change-Change first, then subtract and keep the sign of the bigger number.

Answer

Use Keep-Change-Change first, then add and keep the sign.

Answer

Add and keep the sign of the bigger number.

Answer

Subtract and keep the sign of the bigger number.

Question 32

When subtracting, what rule do we use?

Accepted Answer

Keep Change Change

Answer

Keep Change Flip

Answer

Same Signs-Add keep the sign

Answer

Different Signs-Subtract keep the sign of the bigger number

Question 33

When dividing fractions, what rule do we use?

Accepted Answer

Keep Change Flip

Answer

Keep Change Change

Answer

Same Signs-Add keep the sign

Answer

Different Signs-Subtract keep the sign of the bigger number

Question 34

When multiplying two numbers that have the same sign, the answer is always?

Accepted Answer

positive

Answer

negative

Question 35

When dividing two numbers that have the different signs, the answer is always?

Accepted Answer

negative

Answer

positive

Question 36

-23.4 - 3.4=

Accepted Answer

-26.8

Answer

-20

Answer

26.8

Answer

20

Question 37

-40 + 15.05=

Accepted Answer

-24.95

Answer

55.05

Answer

24.95

Answer

14.65

Question 38

4/9 + (-2/3) =

Accepted Answer

-2/9

Answer

1 1/9

Answer

-1 1/9

Answer

2/9

Question 39

1/4 - (3/10) =

Accepted Answer

-1/20

Answer

1/20

Answer

11/20

Answer

-11/20

Question 40

-1 ⁷/₈ + (-3 ¹/₂)

Accepted Answer

-5 3/8

Answer

5 3/8

Answer

1 5/8

Answer

-1 5/8

Question 41

2 ⁶/₉ + (- 5 ¹/₄)

Accepted Answer

-2 ⁷/₁₂

Answer

7 ¹¹/₁₂

Answer

-7 ¹¹/₁₂

Answer

2 ⁷/₁₂

Question 42

How would the decimal 0.3 be written as a fraction?

Accepted Answer

3/10

Answer

3/100

Answer

1/3

Answer

3/5

Question 43

How would the fraction 4/10 be written as a decimal?

Accepted Answer

0.4

Answer

4.10

Answer

0.04

Answer

40

Question 44

How would the fraction 2/10 be written as a decimal?

Accepted Answer

0.2

Answer

2.10

Answer

0.02

Answer

20

Question 45

How would the decimal 0.08 be written as a fraction?

Accepted Answer

8/100

Answer

8/10

Answer

1/8

Answer

8/8

Question 46

Convert 4/5 to a decimal

Accepted Answer

.80

Answer

.45

Answer

.40

Answer

.54

Question 47

Convert .67 into a fraction.

Accepted Answer

67/100

Answer

67/10

Answer

.67/100

Answer

76/100

Question 48

1/8 as a decimal:

Accepted Answer

.125

Answer

.13

Answer

.785

Answer

.18

Question 49

How much is shaded

Accepted Answer

= .9

Answer

= 9.10

Answer

= .1

Answer

= .5

Rational Numbers Review

60 questions

-7.5 + (-0.56)

-6.8+7.4

-5 ÷ 2.5

0.37×(-0.4)

Solve:
-14 - 5

Solve:
$20\times0.65$

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Rational Numbers Review

60 questions

-7.5 + (-0.56)

-6.8+7.4

-5 ÷ 2.5

0.37×(-0.4)

Solve:-14 - 5

Solve: 20×0.6520\times0.6520×0.65

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Solve:
-14 - 5

Solve:
$20\times0.65$