Math Review 6th Grade :) Ms. DeNoyer

Expressions

100

What is 18-4^2? 

2

200

What does the word evaluate mean?

to solve or find the value of an expression

300

What is the expression for:  12 more than 8.2 times a number n?

8.2n + 12

400

What is 5m+26 when m=3?

41

500

What is x² + 5(3) when x=2

19

LCM/GCF

100

What is a multiple of 2? (when using whole #s)

1, 4, or 17

4

200

What is the least common multiple of 4 and 6? 

12

300

What is the greatest common factor of 8 and 12?

4

400

What is the greatest common factor of 10 and 15?

5

500

What is the least common multiple of 15 and 9?

45

Decimals

100

1.5+1.4=

2.9

200

3.012+4.624=

7.636

300

51 x 0.5=

25.5

400

42 divided by 12

3.5

500

5.4 divided by 5

1.08

Dividing Fractions

100

True or False: When you divide fractions, you multiply by the reciprocal/inverse. 

True

200

6/9 divided by 1/3

2

300

Turn this into an improper fractiom: 2 and 1/4. 

9/4

400

7/9 divided by 1/3

2 and 1/3

500

1 and 2/5 divided by 3/10

4 and 2/3

Ratios

100

True or False: Are 3:4 and 4:3 the same?

False

200

What are two other ways to write the ratio 1:3

1/3 and 1 to 3

300

Ms. DeNoyer has 3 bags of chips, 2 sodas, and 5 slices of pizza. What is the ratio of chips to slices of pizza?

3:5 

400

True or False: 2:4 equivalent to 1:2

True

500

Thanos has 4 of the infinity stones, 2 timelines, and 1 Infinity Guantlet. What is the ratio of Guantlets to Infiinity Stones? Show it in 3 different ways.

1:4, 1/4, and 1 to 4