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19 questions
How do you change fractions into decimals? 7−5
Add -5 + 7.
Subtract -5 - 7.
Multiply -5 x 7.
Divide -5 / 7.
How do you change a mixed number into a decimal? 341
Divide 3 / 4.
Divide 13 / 4.
Multiply.
Subtract
How do you change a decimal to a fraction? −0.14
-1/4
-14
-14/100
-14/1000
How do you order and compare rational numbers?
Add them.
Subtract them.
Change them to variables.
Change them to decimals and compare place values.
How do you add rational fractions? −72 + 4 21
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.
How do you add rational decimal numbers? 0.14 + (−6.18)
Line up decimals with the greater absolute value on top.
Get common denominators.
Keep - Change - Opposite
Be rational.
How do you subtract rational numbers? (−7.18) − (−8.25)
Multiply the values.
Divide the values.
Keep - Change - Opposite
Make mixed numbers.
How do you find distance between numbers?
Subtract and take the absolute value.
Multiply.
Divide
Make mixed numbers.
Rational numbers include ...
Integers
Fractions
Decimals
All of the above.
When solving problems with rational numbers, ALWAYS ...
use decimals.
use fractions.
add.
ATTACH the CORRECT SIGN to your answer!
When Multiplying/Dividing Mixed Numbers you MUST 1st...
Find the square roots.
Subtract.
Turn them to IMPROPER FRACTIONS!
Find common denominators.
Do you set up an addition or subtraction problem for ... 0.14 + (−6.18)
Addition
Subtraction
Multiplication
Division
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!
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.
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.
When MULTIPLYING FRACTIONS...
You MUST get a common denominator.
Multiply across the top, multiply across the bottom.
Add the fractions.
Subtract the fractions.
The answer to this expression is ... −72 + 4 21
POSITIVE
NEGATIVE
ZERO
All of the above.
When MULTIPLYING AND DIVIDING a (Negative)(Negative) =
a POSITIVE answer.
a NEGATIVE answer.
a square root.
a mess.
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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