Performance Stations in Math
Numbers & Operations
Grade 7 - Part 1
by
Liliane Gauthier
Teacher / Educational Consultant
Saskatoon Board of Education

 
3. Numbers & Operations
Place Value: Grade 7
N-1, N-7

   Materials:
  calculator
  answer sheet
  three envelopes labelled "Station # 3
  blank cards
  recycled envelopes
 
1.Using a calculator, find the value of:
 a)6 ten thousandths, 6 ones, 3 thousandths, 1 hundredth
 b)62 thousands, 9 hundredths, 0 ones, 5 tens
 c)4 hundred thousands, 3 tenths, 4 hundreds, 7 hundredths, 6 ten thousands, 8 tens
 d)4 tenths, 5 hundredths, 8 thousands, 5 thousandths, 0 tens and 3 ones
2.Without a calculator, find the value of:
 a)7 ones, 6 tenths, 4 millions, 3 billions, 8 hundred thousands, 3 hundreds, 3 ten thousandths
 b)7 tens, 3 hundredths, 7 tenths, 1 ten thousandth, 6 hundreds
 c)6 thousandths, 2 ten thousandths, 3 hundreds, 6 ones, 2 millions, 2 tenths, 4 ten thousands, 5 tens, 2 hundredths<
 d)4 billions, 5 ten thousandths
3.Make up a similar question as the one above for the following numbers:
 a)  789.23  b)  300 300 300.300   c)  9 103 223. 1178
4.Find three envelopes labelled station # 3. Read the number on the envelope in your head. In the envelope you will find some cards, one of which is missing. Write the number of the missing card on your answer sheet.
5.Use the blank cards and create a question as above in 4). Write a large number on the envelope. Fill in the blank cards to represent your number. Remember to leave one out. On one card write: "The Missing number is:_______ "
 

 
4. Numbers & Operations
Place Value: Grade 7
N-1

   Materials:
  cheque books
  envelope of bills
 
1.You are the secretary treasurer for your gymnastics club. Your school has just had a social event and you need to write the cheques for the bills that have been handed in to you. Look at the six bills in the envelope and write the cheques in a cheque book.
 

 
5. Numbers & Operations
Place Value: Grade 7
N-4
Real-World Applications

   Materials:
  Statistics Canada publications
  Atlases
  encyclopedia
 
1.Look through the materials that are provided and find:
 a)5 situations in which large numbers are used
 b)5 situations where decimal numbers are used
2.Write the numbers you have found and write a few sentences to explain the context in which they were used.
3.List the ten numbers that you found from the largest to the smallest. Explain your strategy.
 

 
8. Numbers & Operations
Place Value: Grade 7
N-4

   Materials:
  Internet (optional)
  encyclopedia
  library resources
  activity sheet with blank charts
 
1.a.List any ten countries. Find a recent record of their population and fill a chart to record your findings.
 b.Make a second chart to arrange the countries in order from the one with the largest population to the one with the smallest population.
2.a.Find the name of ten unicellular (one-cell) organisms. Find each of their average length in centimetres and fill the chart to record your findings.
 b.Make a second chart to arrange the organisms in order from the smallest to the largest.
 

 
9. Numbers & Operations
Place Value: Grade 7
N-11

   Materials:
  tiles
  linking cubes
  ready built models of linking cubes
  grid paper
 
1.Use the tiles to build the following:
 a)the product of 5 x 5
 b)six squared
 c)
2.Use the grid paper to record your constructions.
3.a)In your own words, explain what it means to "square" a number.
 b)In the expression 32 the 3 is called the_____________________
and the 2 is called the_______________________.
It means ________________________.
4.Use the cubes to build the following:
 a)the product of 3 x 3 x 3
 b)five cubed
 c)
5.Use a sketch to record your constructions.
6.a)In your own words, explain what it means to "cube" a number.
 b)In the expression the 4 is called the ________________
and the 3 is called the _______________________.
It means __________________.
 

 
13. Numbers & Operations
Place Value: Grade 7
N-34, N-35

   Materials:
  tiles
  old magazines
  references etc.
 
1.When you watch television you have noticed that in the United States the weather is reported in degrees Fahrenheit while in Canada we use degrees Celsius. Research to find what certain key temperatures are in both systems. Draw and label a large thermometer to indicate both systems. Indicate your source of information.
  Key temperatures:
  *Freezing point of water
  *Boiling point of water
  *Comfortable room temperature
  *Comfortable summer temperature<
  *Coldest winter temperature ever reported
  *Hottest summer temperature ever reported
  *Body temperature
  *High fever
  *etc.
 

 
18. Numbers & Operations
Place Value: Grade 7
N-45a

   Materials:
  measuring tape
  string
 
1.Measure and cut a piece of string equal to your height.
2.Compare your height with different body parts and record what fraction of your heights these measurements represent.
 parts of the bodyfraction of your height
 circumference of your head 
 circumference of your wrist 
 circumference of your upper arm 
 circumference of your neck 
 circumference of your calf 
 circumference of your finger 
 length of your foot 
 length of your elbow to your fingertips 
 length from fingertip to fingertip of each
hand when held straight out		 
 other 
3.Compare your fractions with a those of a few classmates. How do they compare?
4.Leonardo de Vinci was intrigued with proportions of body parts and many artists use his discoveries to this day. Look in an encyclopedia (print or computer) or in other resources to learn about what he discovered about body proportions. Write a short essay to report your findings.


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