Next-Gen

Significant Figures and Rounding Off

by teyf
Last updated 9 years ago

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Significant Figures and Rounding Off

Discover: Significant Numbers & Round-ing off numbers

43 (2 sf)143,000 (3 sf)

WOW! Big Numbers!

Numbers with Decimal Places:(1) 0.0043 (2 sf)(2) 0.00010 (2 sf)(3) 10.43 (4 sf)(4) 10.00 (4 sf)(5) 10.4300 (6 sf)

How many significant figures?

How many significant figures?

Correct to sig fig

3 sig fig:15430 --> 1540015490 --> 1550015990 --> 16000

Click here to watch the video first Rounding-off

Correct to place values & decimal places

nearest 10s94 --> 9097 --> 100

nearest 100s97 -->100149 --> 100151 --> 200

correct to 2 dec places1.4937 --> 1.491.4973 --> 1.501.9973 --> 2.00

Click here to watch the video


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