Mike Holt Unit 10-2023

Numbers

100

What kind of number is 5

Whole

200

To change a fraction to decimal, _____ the top number by the bottom number.

divide

1/2 = .5

300

The decimal equivalent of ¹¹/16

.6875

400

The decimal equivalent of ⁹/2

4.5

500

.27 shown as a fraction

27/100

Percent and Parentheses

100

To change % to a decimal number, move the decimal _____ spaces to the left

2

5% = .05

200

Decimal of 50%

.50

300

Decimal of 375%

3.75

400

Solve

(2+3) + (3 x 5) =

=(2+3=5) + (3 x 5 = 15)

=5 + 15

=20

500

The sum of 9 and 11 added to the product of 2 and 10

=(9+11 = 20) + (2 x 10 = 20)

=20 + 20

= 40

Square and Square Root

100

Squaring a number is the process of ______ a number by itself

multiplying

4² = 4 x 4 = 16

200

9 squared (or 9^{2) = ____________}

9 x 9 = 81

300

12^{2 = _______}

12 x 12 = 144

400

The Square Root of 4

2

500

The square root of 59

7.68

Surface Area and Volume

100

The surface area of a board 4" x 20"

4 x 20 = 80

80"²

200

The number Pie is equal to _____

3.14

300

The area of a 12" pizza

pie x radius squared

3.14 x 6²

3.14 x 36

113"²

400

To find volume, multiply length by width by _____

depth or height

500

The volume of a 4" x 4" x 2 ¹/8" box 

4 x 4 = 16

2 ¹/8        1/8 = .125      .125 + 2 = 2.125

16 x 2.125 = 34

34^"3

Kilo, Round, and Reciprocals

100

To convert numbers with "k"  Multiply by _____

1,000

200

Numbers ____ and above are rounded up

5

300

The sum of 3, 7,10, and 13 is approximately _____

20,30,40, or 50

3+7  +10+13  =

10 +23 = 33

Round down =

30

400

The reciprocal of 8 

¹/8  or .125

500

The reciprocal of .25

¹/.25  = 4