Random Math
Comparing Decimals
Adding Decimals
Multiplying Decimals
Subtracting Decimals.
Dividing Decimals
Challenge
100

Order these numbers from greatest to least:

0.42 , 0.513 ,  0.421 , 0.555

0.555 , 0.513 , 0.421 , 0.42

100

Compare these decimals, which one is larger?

0.2 _____ 0.23

0.23

100

Add these decimals. 21.74 + 8.27

30.01

100

Multiply these decimals. 24.2 x 0.14

24.2 x 0.14 = 3.388

100

Subtract these decimals.

35 - 2.75

35 - 2.75 = 32.25

100

1.5 divided by 3

0.5

100

148 - 49.5

148 - 49.5 = 98.5

98.5

200

3/4 + 1/2 =

3/4 + 1/2 

3/4 + 2/4 = 5/4 = 1 1/4

200

Compare these decimals, which one is larger?

0.902 _____ 0.920

0.920

200

Add these decimals.

17 + 9.54

26.54

200

Multiply these decimals. 0.7 x 2.6 

1.82

200

Subtract these decimals.

2.15 - 1.36

2.15 - 1.36 = 0.79

0.79

200

12.84 divided by 12

1.07

200

Chelsey is playing a video game.  She gets 15 points for every target she hits.  How many targets must Chelsey hit to score 3375 points.

3375 / 15 = 225

225 targets

300

Write the following decimal in word form.

146.291

one hundred forty-six and two hundred ninety-one thousandths

300

Compare these decimals, which one is larger?

0.202 _____ 0.2023

0.2023

300

Add these decimals. 6.125 + 18

24.125

300

Multiply these decimals.

0.23 x 7.5

1.725

300

Subtract these decimals.

10.71 - 0.7

10.01

300

300

Mrs. Abercrombie is taking her SOAR to the Georgia Aquairium.  She will need to buy tickets for 12 students and 2 teachers.  How much wil it cost?

  

Step 1: 7.95 x 12 = 95.40
Step 2: 95.40 + 21.90 = $117.30

$117.30

400

Write the numeral.

seven and twenty-nine thousandths

7.029

400

Compare these decimals with <, >, or =

0.73 _____ 0.730

=

400

Add these decimals. 4.67 + 29.1

33.77

400

Multiply these decimals. 2.5 x 3.04

7.6

400

Subtract these decimals.

1.72 - 0.8

0.92

400

Find the quotient of 1.012 divided by 4

0.253

400

   Find the mistake. 

The decimal is in the wrong place.  The answer should have 2 decimals places.  The correct answer is 34.32.


500

Round to the nearest hundredth.

7.213

7.210

500

Compare these decimals, which one is larger?

0.5003 ____ 0.503

0.503

500

Add these decimals.

5.2 + 3.11

8.31

500

Multiply these decimals. 4.04 x 5.3

21.412

500

Subtract these decimals.

2.54 - 1.82

0.72

500

Divide 7.14 by 7

1.02

500

Chelsey has 6 cups of chololate.  She needs 2 2/3 cups to make her brownies.  How many cups will she have left?

6 - 2 2/3 = 10/3 = 3 1/3 cups

1000

NO CALCULATOR:

38 + 0.9 + 0.53 + 2=

41.43

1000

Put the following decimal numbers in order from least to greatest.

0.6121 , 0.6021 , 600

0.6021 , 0.6121 , 600

1000

NO CALCULATOR!

4 + 0.33 + 28.5 + 0.7 =


33.53

1000
NO CALCULATOR!


9.3 X 37=

344.1

1000

NO CALCULATOR!

2.5-0.671=

1.829

1000

NO CALCULATOR. 

1.316 divide 2 =

0.658

1000

68.25 ÷ 3.5

68.25 ÷ 3.5 = 19.5

19.5

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