Addition
Subtraction
Vocabulary
Unknown
Decimals
100

41 + 22 =

63

100

9 - 3 =

6

100

What type of Mathematical problem am I doing if I am finding the SUM?

Addition

100

My mother had me when she was 23. She is now 52. How old am I?

29 years old

100

0.9 + 0.1 =

1

200

56 + 673 =

729

200

65 - 42 =

23

200

What are my chances of rolling a 7 when I roll a single, regular 6-sided dice? 

0 or impossible

200

If there are two blue counters and two red counters in a bag, what is my chance of pulling a blue counter out of the bag? (without looking!)

An even chance or 1/2

200

7.2 + 2 =

9.2

300

745 + 530 =

1275

300

671 - 72 =

599

300

What mathematical operation am I using when I am finding "the difference between" two numbers?

Minus, or -

300

What is the name of the horizontal plane on the Cartesian Plane?

The x-axis

300

8.9 - 2 =

6.9
400

8457 + 452 =

8909

400

6342 - 601 =

5741

400

Name an item that you would measure in square centimetres. 

Answer will vary.

400

How many loaves of bread would be in 2 and a half dozen?

30

400

76.4 - 3.9 =

72.5

500

87635 + 6754 =

94389

500

72 - 91 =

-19

500

Name an item that you would measure in hectares.

Answers may vary. Common possibilities are suburb, farm etc.

500

What is another way of writing 4 x 4?

42

500

6.3 + 72.78 =

79.08