Adding Decimals
Subtracting Decimals.
Multiplying Decimals
Dividing Decimals
Riddles!!!
100

Add these decimals. 21.74 + 8.27

30.01

100

Subtract these decimals.

3.53 - 2

1.53

100

Multiply these decimals. 0.03 x 100

3

100

Divide the Decimals

10.8 / 2

5.4

100

What has a spine, but no bones? 

A book! 

200

Add these decimals.

17 + 9.54

26.54

200

Subtract these decimals.

2.15 - 1.05

1.1

200

Multiply these decimals. 0.7 x 2.6 

1.82

200

Divide the decimals:

75.6 / 1.2

63

200

What has cities but no houses, forests but no trees, and rivers but no water?

A map

300

Add these decimals. 6.125 + 18

24.125

300

Subtract these decimals.

10.71 - 0.7

10.01

300

Multiply these decimals.

0.23 x 7.5

1.725

300

Write in standard form.

230.4 / 2.4

96

300

What comes once in a minute, twice in a moment, but never in a thousand years?

The letter M

400

Add these decimals. 4.67 + 29.1

33.77

400

Subtract these decimals.

1.72 - 0.8

0.92

400

Multiply these decimals. 2.5 x 3.04

7.6

400

Ha! No question…FREE POINTS

🥳

400

What invention lets you look right through a wall?

A window!

500

Add these decimals.

5.2 + 3.11

8.31

500

Subtract these decimals.

2.54 - 1.82

0.72

500

Multiply these decimals. 4.04 x 5.3

21.412

500

Divide the following decimals:

504 / 2.4

210

500

What kind of tree fits in your hand? 

A palm tree!

1000

Add the following decimals:

4 + 0.33 + 28.5 + 0.7 =


33.53

1000

NO CALCULATOR!

2.5-0.671=

1.829

1000
NO CALCULATOR!


9.3 X 37=

344.1

1000

Divide the following decimals:

145 / 1.6

90.625

1000

What begins with T, ends with T, and has T inside?

a Teapot