How to solve operations with rational numbers

What must you do first when dividing rational numbers

• MULTIPLY AND THEN SIMPLIFY

• FIND THE RECIPROCAL OF THE DIVISOR

• CROSS PRODUCT

• ADD

When adding or subtracting RATIONAL NUMBERS with LIKE DENOMINATOR denominator you should

• multiply the denominators

• add or subtract the numerators

• keep the denominator

• simplify if need

How do you write a whole number as a fraction

• whole number over 1

• 1 over the whole number

To find one half of 56, "of" you would use what operation?

• multiply

• divide

• add

• subtract

Which of the following would be needed to multiply mixed numbers?

• simplify

• turn the mixed numbers into an improper fraction

• multiply numerators

• multiply denominators

• add numerators

What would be the reciprocal of 14/1

• 14

• 14:1

• 1/14

• 1:14

Tags

CCSS.5.NF.B.3

CCSS.5.NF.B.7

A fraction represents which operation

• addition

• subtraction

• multiplication

• division

Tags

CCSS.5.NF.B.3

Which operation is represented by the parenthesis in the expression below:

3(c + 2)

• addition

• subtraction

• multiplication

• division

TRUE or FALSE

A positive number times a negative number will give you a negative answer.

• True

• False

TRUE or FALSE

A negative number times a negative number will give you a positive number.

• True

• False