8th Grade Year Review 1

Select all that apply:

A rational number is one that.....

• terminates when written as a decimal

• repeats the same value

• can be written as a fraction

Tags

CCSS.8.NS.A.1

CCSS.7.NS.A.2D

Before we can add or subtract fractions we must?

• Find the common denominator

• just add/subtract

• umm, idk

• convert them to decimal

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Once we find a common denominator we need to.....

• multiply the bottoms by the necessary values

• multiply both values (top & bottom) of each side by the necessary values

• Multiply the tops by the necessary values

• skip it and convert to decimal.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

When multiplying fractions we.....

• find a common denominator

• keep change flip

• Multiply straight across top and bottom

• change to decimal

Tags

CCSS.5.NF.B.6

Select all that apply:

When dividing fractions we......

• multiply by the reciprocal

• keep change flip

• convert to decimal

• multiply straight across

Tags

CCSS.6.NS.A.1

To add/sub decimals we need to .....

• keep change flip

• convert to fractions

• line up the decimals

• move the decimals to make them whole numbers.

Tags

CCSS.5.NBT.B.7

To multiply decimals we........

• ignore the decimals and line them up as normal, then multiply

• line up the decimals

• make them whole numbers then multiply

• multiply the numbers behind the decimal, then the ones in front of the decimal.

Tags

CCSS.5.NBT.B.7

To divide decimals we.......

• change the divisor to be a whole number then move the decimal for the dividend the same number of spaces

• change the dividend to be a whole number then move the decimal for the divisor the same number of spaces

• change the divisor to be a whole number then move the decimal for the quotient the same number of spaces

• change the dividend to be a whole number then move the decimal for the quotient the same number of spaces

Tags

CCSS.5.NBT.B.6

CCSS.6.NS.B.2

The additive inverse property says

• Any number added to it's opposite will result in zero

• any number added to another can result in zero

• any number multiplied by its opposite will result in zero

• any number divided by it's opposite will result in zero.

Tags

CCSS.7.NS.A.1B

When adding a positive and a negative number you need to....

• actually subtract and use the sign of the bigger number

• add and use the sign of the bigger number

• actually subtract and use the sign of the smaller number

• add and use the sign of the smaller number

Tags

CCSS.7.NS.A.1C