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Rules for rounding off numbers. If the digit to be dropped is greater than 5, the last retained digit is increased by one. For example, 12.6 is rounded to 13. If the digit to be dropped is less than 5, the last remaining digit is left as it is. For example, 12.4 is rounded to 12.
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 Worksheet. 1. Indicate how many significant figures there are in each of the following measured values. 2. Calculate the answers to the appropriate number of significant figures. 3. Calculate the answers to the appropriate number of significant figures. 23.7 x 3.8.
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
Significant Figures, Math, and Rounding Cheat Sheet. How to Determine Sig Figs..... 3. Captive zeros are significant. 1. Ex. 4. Trailing zeros are not significant unless a decimal is present. How to determine sig figs for multiplying and dividing....
Rounding Name: _____ Instructions • Use black ink or ball-point pen. • 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
Applies when there is only one figure after the number of decimal places or significant figures being considered and that figure is a 5. Rule: Round to the nearest even number
