7th grade unit 1 review

Prime Factorization

100

The prime factorization of 5

What is 5

200

The Prime factorization of 20 

what is 2²x5

300

The little number up above in a prime factorization 

What is an exponent? 

400

The prime factorization of 140 

What is 2²x5x7

500

The prime factorization of 67

What is 67

Adding and Subtracting

100

1 + (-6) 

What is -5

200

1 - (-6)

What is 7

300

-1 + (-6) 

What is -7 

400

Adding a negative number is the same as doing this 

What is subtracting 

500

Subtracting a negative number is the same as doing this 

What is adding 

Multiplying and dividing

100

4 x -5 

What is -20 

200

-3 x -3

What is 9 

300

25 / -5

What is -5 

400

-63 / -9

what is 7 

500

This has to be true about the signs when you multiply or divide to get a negative out 

What is they need to be opposite 

Square roots

100

The square root of 4 

What is 2 

200

The square root of 36

what is 6

300

The square root tells you this 

What is: what number multiplies by itself gets the number in the square root? 

or: A square with this area will have side lengths of what? 

400

Numbers that are the product of Integers with themselves 

What are perfect squares 

500

Any square root of a non-perfect square number

What is Irrational 

Rational numbers

100

1 / 3 times 2 

what is 2 / 3

200

1 / 3 divided by 1 / 2 

what is 2 / 3

300

7 / 8 divided by (-1 / 5) 

what is - 35 / 8 

400

This is how you multiply by a fraction 

What is multiply the top, multiply the bottom. 

500

This is how you divide by a fraction 

What is multiply by the reciprocal 

(Keep change flip)