Conversions
Ratios
Strategies
Multiplying
Dividing
100

What is 1/5 ?

0.20, 20%

100

If 1:2, what is 4:x ?

8

100

When you see % in a question, what strategy will you use?

Tic Tac Toe

100

What is 3 x 9?

27

100

What is 15 / 3?

5

200

What is 3/8?

0.375 or 37.5%

200

If 2:3, what is x:9?

6

200

How do we convert a fraction to a decimal?

Top in Bottom Out/ Divide

200

What is 7 x 6?

42

200

What is 84 / 12?

7

300

What is 2/12?

0.166 or 16.6%

300

If 2:5, what is 8:x?

20

300

When we see a Graph, what formula should we think of?

y=mx+b

300

What is 41 x 13?

533

300

What is 81 / 3?

27

400

What is 8/9?

0.88, or 88.8%

400

If 3:8, what is 51:x?

136

400

When you see Percentage Increase/Decrease, what will you do?

New-Old/Old or Tic Tac Toe

400

What is 28 x 14?

392

400

What is 168 / 21?

8

500

What is 1/49?

0.0204, or 2%

500

If 3:7, what is x:133?

57

500

What is the formula for Area of a Semi Circle?

A=Pi x r^2 /2

500

What is 36 x 49?

1764

500

What is 558 / 9?

62

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