Level 1
Level 2
Level 3
100

How many significant figures are in 1,500?

2

100

Which number is less accurate: 301 or 3.01?

301

100

What is 63.4 × 151, using significant figures?

95,700

200

How many significant figures are in 1,500.01

6

200

What is 60 + 83.2, using significant figures?

143

200

What is 610 ÷ 9.1, using significant figures?

67

300

How many decimal places are in 2.234?

3

300

What is 0.158 + 0.4, using significant figures?

0.6

400

What is 0.11 – 2.2, using significant figures?

-2.1

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