# Unit 1 Review - polk.k12.ga.us

Unit 1 Review Order of Operations and Whole Numbers

The sum of two and two multiplied by five

(2+2) X 5

62,409 8 7,801 R1

What is another way to write 100,000 in

exponential notation? 10

5,218 x 639

3,334,302

6 + (2 x 8)-10 12

The difference of nine and five subtracted from

the product of four and three.

(4 x3) (9-5) What place value is

the underlined digit? 302,417,850

value= 400,000 place= hundred thousand

10

10 x 10 x 10 x 10 x 10 x10x 10= 10,000,000

What digit is the hundredths located 324.628?

2

When you multiply by a power of 10, what happens to the number

and what happens to the decimal?

The number increases and the decimal moves to the

right. 2,045

x1,936 3,959,120

The quotient of twelve and two

divided by six. (12 2) 6

6 + 5 x 10 4 2

54 When you divide by a

power of 10, what happens to the number and what happens to

the decimal? The number gets

smaller and the decimal moves to the left.

8,062/9

895r 7 or 895

The product of two and six subtracted

from fourteen 14 (2 x 6 )

428 x 10

4,280,000 What are the

Order of Operations?

Parenthesis, Braces, and Brackets Exponents

Multiplication Division Addition Subtract

228.9 10 .0002289

What number is in the tenths place

7847.0921? Zero

6,578 x329

2,164,162

975/15 65

What place value is the underlined digit

75,812,364.5? Place: Thousands

Value: 2,000 (2 +3) + 20 12 4 =

22

The quotient of sixteen and eight multiplied by two

(16 8) x 2

What is another way to write 10,000 in exponential notation?

10 2,841.125 X 10

284,112.5

2,750 25 = 110

Label the parts of a division problem

225 5 = 45 5 Divisor

225 Dividend 45- Quotient

List words we use when multiplying

Factors, times, multiply, product, in all, twice, multiple

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