Math 7

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  • DISTANCE LEARNING
  • ENRICHMENT PLAN
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  • semester 1 Chapter 1 -Integers
  • Chapter 2 Sequences
  • Chapter 3 Place value ordering and rounding
  • Chapter 4 Length mass and capacity
  • Chapter 5 Angles
  • Chapter 6 Planning and collecting data
  • Chapter 7 Fractions
  • Chapter 8 Symmetry
  • Chapter 9 Expressions and equations
  • Chapter 10 Averages
  • Chapter 11 Percentages
  • Chapter 12 Constructions
  • CHAPTER 13 GRAPHS
  • chapter 14 Ratio and proportion
  • chapter 15 Time
  • semester 2 chapter 1 probability
  • chapter 2 Area perimeter and volume
  • Chapter 3 Integers
  • Chapter 4 Sequences expressions and formula
  • chapter 5 Placevalue ordering and rounding
  • chapter 6 Angles
  • Chapter 7 Planning and collecting data
  • Chapter 8 Fractions
  • chapter 9 Shapes and geometric reasoning
  • Chapter 10 Simplifying expressions and solving equations
  • chapter 11 Position and movement
  • chapter 12 Interpreting and discussing results

Chapter 3 Place value ordering and rounding

SEMESTER 1






 





















http://www.homeschoolmath.net/teaching/d/multiply_divide_by_10_100_1000.php
In the decimal system, the number in each column is 10 times bigger than the number to its right.  Th h t u 1 1 1 1 x10 x1...

In the decimal system, the number in each column is 10 times bigger than the number to its right. Th h t u 1 1 1 1 x10 x10...

x10 If we multiply any digit by ten it will move into the next column Th h t u 6 6 We  must  put a 0 in the empty units co...

Let’s look at another number 23 x 10 = 230 Th h t u 2 3 x10 2 x10 3 Then we must remember to put the zero in to the hold t...




If we multiply 6 by a hundred it will move up two columns Th h t u 6 6 X 100 We  must  put a 0 in the empty columns to hol...




If we multiply 6 by a thousand it will move up three columns x1000 Th h t u 6 6 We  must  put a 0 in the empty columns to ...



















An easy way to compare decimal numbers is to
line up the numbers by their place values.
Compare 3.42 and 3.47.
3.42 Write ...
Let’s look at another one.
Compare 1.3 and 1.13
1.3 Write the numbers in a column,
1.13 lining up the decimal points.
1.30...
http://www.mathsisfun.com/ordering_decimals.html
You Try it!<br />Compare and order using <, > or =<br />  5.9       6.8<br />  0.34     0.340<br />  8.08     8.8<br />  4...



















































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