Rounding To Significant Figures Flashcards Preview

Math - GCSE > Rounding To Significant Figures > Flashcards

Flashcards in Rounding To Significant Figures Deck (12)
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1
Q

(4.2x10^4)x(3x10^2)

Give your answer in standard form

A

4.2x3=12.6
10^4x10^2=10^6

=12.6x10^6
=1.26x10^7

2
Q

What is the first significant figure?

A

The first non zero digit of a number when looking at it from the left

3
Q

4.734

What is the first significant figure?

A

4

4
Q

0.072

What is the first significant figure?

A

7

5
Q

3062.15

What is the 2nd significant figure?

A

0

6
Q

Round to 1significant figure:

43.651

A

40

7
Q

Round to 1significant figure:

0.07512

A

0.08

8
Q

Round to 1significant figure:

2505.72

A

3000

9
Q

Round to 2significant figure:

461.281

A

460

10
Q

Round to 2significant figure:

0.5068

A

0.51

11
Q

Round to 2significant figure:

5681.24

A

5700

12
Q

Round to 2significant figure:

2951.27

A

2000