Adding and Subtracting Mixed Numbers
Adding and Subtracting Decimals
Multiplying and Dividing Decimals
Input/Output table
Numerical Expressions
100

3 2/5 + 4 4/5

What is 8 1/5

100

3.4+2.5

What is 5.9?

100

12.5×4

What is 50?
100

The rule and missing value

What is -7 and 13?

100

Write an expression for:
8 plus 6, then multiplied by 3

(8+6)x3

200

6 3/4 - 2 1/2

What is 4 1/4?

200

6.75-2.3

What is 4.45?

200

24.6÷3

What is 8.2?

200

The rule and missing value

What is x9 and 108?

200

Evaluate:
(12+8)÷4

What is 5?

300

5 1/3 + 2 3/4

What is 8 1/12?

300

4.68+3.7

What is 8.38

300

6.8×2.5

What is 17?

300

The rule and the missing value

What is x5 and 20?

300

Write an expression for:
20 minus the product of 3 and 5

What is 20−(3×5)?

400

7 1/2 - 3 3/4

What is 3 3/4?

400

9.2-4.87

What is 4.33

400

Peter buys 3.6 pounds of apples. Each pound costs $4.25. What is the cost of the apples Peter bought?

What is $15.30?

400

The rule and the missing value

What is ÷6 and 8?

400

Write and evaluate:
The sum of 9 and 6, multiplied by 2

What is (9+6)×2=30?

500

9 2/5 + 4 3/4

What is 14 3/20?

500

10.0-6.38

What is 3.62?

500

15.75÷0.5

What is 31.5?

500

The rule

What is x3 and add 2

500

Evaluate:

3+[5(6x3)-10]÷8

What is 13?

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