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## Mathematics

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QUIZ

7th

grade

71%

accuracy

297

plays

Mindy Ponter

5 years

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19 questions

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- 1. Multiple Choice30 seconds1 pt
How do you change fractions into decimals? $\frac{-5}{7}$

Add -5 + 7.

Subtract -5 - 7.

Multiply -5 x 7.

Divide -5 / 7.

- 2. Multiple Choice30 seconds1 pt
How do you change a mixed number into a decimal? $3\frac{1}{4}$

Divide 3 / 4.

Divide 13 / 4.

Multiply.

Subtract

- 3. Multiple Choice30 seconds1 pt
How do you change a decimal to a fraction? $-0.14$

-1/4

-14

-14/100

-14/1000

- 4. Multiple Choice30 seconds1 pt
How do you order and compare rational numbers?

Add them.

Subtract them.

Change them to variables.

Change them to decimals and compare place values.

- 5. Multiple Choice30 seconds1 pt
How do you add rational fractions? $-\frac{2}{7}\ +\ 4\ \frac{1}{2}$

Change Mixed numbers into improper fractions.

Get common denominators and equivalent fractions.

Follow Adding Rules across the top and keep the same denominator.

All of the above.

- 6. Multiple Choice30 seconds1 pt
How do you add rational decimal numbers? $0.14\ +\ \left(-6.18\right)$

Line up decimals with the greater absolute value on top.

Get common denominators.

Keep - Change - Opposite

Be rational.

- 7. Multiple Choice30 seconds1 pt
How do you subtract rational numbers? $\left(-7.18\right)\ -\ \left(-8.25\right)$

Multiply the values.

Divide the values.

Keep - Change - Opposite

Make mixed numbers.

- 8. Multiple Choice30 seconds1 pt
How do you find distance between numbers?

Subtract and take the absolute value.

Multiply.

Divide

Make mixed numbers.

- 9. Multiple Choice30 seconds1 pt
Rational numbers include ...

Integers

Fractions

Decimals

All of the above.

- 10. Multiple Choice30 seconds1 pt
When solving problems with rational numbers, ALWAYS ...

use decimals.

use fractions.

add.

ATTACH the CORRECT SIGN to your answer!

- 11. Multiple Choice30 seconds1 pt
When Multiplying/Dividing Mixed Numbers you MUST 1st...

Find the square roots.

Subtract.

Turn them to IMPROPER FRACTIONS!

Find common denominators.

- 12. Multiple Choice30 seconds1 pt
Do you set up an addition or subtraction problem for ... $0.14\ +\ \left(-6.18\right)$

Addition

Subtraction

Multiplication

Division

- 13. Multiple Choice30 seconds1 pt
When MULTIPLYING DECIMALS count the decimal places in each factor and ...

Move that total amount of decimal places in your answer.

Subtract.

Find the square root.

BE HAPPY!

- 14. Multiple Choice30 seconds1 pt
When dividing DECIMALS ...

Subtract.

Square the answer.

Multiply.

Move the decimal OVER in the divisor, OVER the same amount in the dividend, and put it UP in the answer.

- 15. Multiple Choice30 seconds1 pt
When DIVIDING FRACTIONS ...

Add the fractions.

Get a common denominator.

Keep the 1st fraction, Change to multiplication, and Flip the 2nd fraction to its reciprocal.

Subtract the fractions.

- 16. Multiple Choice30 seconds1 pt
When MULTIPLYING FRACTIONS...

You MUST get a common denominator.

Multiply across the top, multiply across the bottom.

Add the fractions.

Subtract the fractions.

- 17. Multiple Choice30 seconds1 pt
The answer to this expression is ... $-\frac{2}{7}\ +\ 4\ \frac{1}{2}$

POSITIVE

NEGATIVE

ZERO

All of the above.

- 18. Multiple Choice30 seconds1 pt
When MULTIPLYING AND DIVIDING a (Negative)(Negative) =

a POSITIVE answer.

a NEGATIVE answer.

a square root.

a mess.

- 19. Multiple Choice30 seconds1 pt
When ADDING a (Negative) + (Negative) =

a POSITIVE answer.

a NEGATIVE answer because you move further to the left on the number line.

a million.

a hundred and one.

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