Rounding integers to one significant figure
Lesson 3 / 16
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I can round integers to one significant figure.
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It is possible to use rounding and place value to know the size of a number without knowing the actual number.
The first non-zero digit of a number is the first significant figure.
You can identify the place value of the first significant figure.
A number can be located on a number line and numbers to 1 significant figure either side of it represented.
Any integer can be rounded to one significant figure and a number line can help with this.
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