Decimals

Place Value

200

In 9.81, what place is the 1 in?

Hundredths 

400

In 28.465, what place is the 5 in?

Thousandths 

600

In 1.203 what place is 2 in?

Tenths 

800

129.87946 What is the value of the 6?

Hundred Thousandths

1000

In 93.4258, what place is the 8 in

Ten Thousandths 

Multiplying by 10, 100. 1000

200

12.1 x 10

121

400

9,563 x 10 =

95,630

600

52.1 x 100 =

5 210

800

0.321 x 100 =

32.1

1000

0.598 x 1,000 =

598

Adding Decimals

200

Add these decimals. 21.74 + 8.27

30.01

400

Add these decimals. 6.125 + 18

24.125

600

Add these decimals. 5.2 + 3.11

8.31

800

Add these decimals. 17 + 9.54

26.54

1000

Add these decimals. 4.67 + 29.1

33.77

Subtracting Decimals.

200

Subtract these decimals.

3.53 - 2

1.53

400

Subtract these decimals.

10.71 - 0.7

10.01

600

Subtract these decimals.

2.54 - 1.82

0.72

800

Subtract these decimals.

2.15 - 1.05

1.1

1000

Subtract these decimals.

1.72 - 0.8

0.92

Scientific Notation

200

1,576,000

1.576 x 10⁶

400

9,305

9.305 x 10³

600

8,000,000,000

8 x 10⁹

800

.00031058

3.1058 x 10^-4

1000

1.5673 x 10⁷

15,673,000

Thievin Trivia

200

Who is Miss Thievins' favorite superhero?

Spiderman 

400

What is Miss Thievins' least favorite type of animal?

Jelly Fish 

600

How old is Miss Thievin? *Double points* What day is my birthday on? (triple points for the year) 

26, December 13th, 1995

800

How many siblings does Miss Thievin have? 

1 sister (13 if you include the pets) 

1000

Where did Miss Thievin go to University? 

Saskatoon, U of S 

Math Trivia

200

How many digits does the value of Pi have?

Infinite

400

What is the term used for the perimeter of a circle?

Circumference

600

Which country invented the use of negative numbers?

China

800

What number does the term “Giga” refer to?

One Billion

1000

What is the name of the number system that has a base of two? Ex: 1011000101

Binary