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Here you will find a selection of free printable rounding Worksheets, which will help your child learn to round numbers to either 1, 2 or 3 significant figures. Check out our NEW quick quiz at the bottom of the page to test your skills online.
There are three rules on determining how many significant figures are in a number: Non-zero digits are always significant. Any zeros between two significant digits are significant. A final zero or trailing zeros in the decimal portion ONLY are significant. Focus on these rules and learn them well.
1) Round the numbers in the table. Number Nearest 10 Nearest 100 423 420 482 535 799 [1] 2) Round the numbers in the table. Number Nearest unit Nearest tenth 3.41 3 7.27 1.82 7.95 [1] 3) Round the numbers in the table. Number 1 decimal place 2 decimal places 0.474 0.5 4.945 0.6138 88.7057 [1] Rounding, Decimal Places and Significant Figures ...
Significant Figures. Rounding to significant figures is almost the same as rounding to decimal places. The difference is instead of counting from the decimal point we start counting from the first non zero number.
SIGNIFICANT FIGURES. The amount of approximation required in a number may be described in another way by saying how many significant figures are required. To find how many significant figures a number contains count all figures in the number except zeros at the beginning or end of the number.
Give high school learners repeated exposure in rounding to the fewest sig-figs with these printable worksheets involving multiplication and division. Carry out both operations to simplify the expression in the real-life scenarios and apply the rules to round off. Download the set
Instructions. black ink or ball-poi. Answer all questions. Answer the questions in the spaces provided. there may be more space than you need. Diagrams are NOT accurately drawn, unless otherwise indicated. You must show all your working out. Information. The marks for each question are shown in brackets.
