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Zoom - Release 2 (1996)(Active Software)[!].iso
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fracs1
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1991-10-03
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FRACTIONS
Section 1
1) Sketch a square and divide it in two.
Divide each of the new rectangles in two equal parts.
Continue doing this as many times as possible, note
after each division how many parts there are in the square.
Complete the table:
Division No. No of lines drawn No of parts
1 1 2
2 1 4
3 2 8
4 2 16
5 4
6 4
7
8
9
1O
2) what fraction is 1° of a full circle?
3) Draw a triangle with all sides equal (all angles = 6O°)
Draw in the three lines of symmetry. What fraction of
the large triangle is each small triangle?
4) Write the following fractions in order of size:
1/4 3/5 2/7 5/12 15/17 3/8 1/9
(Hint - it is easier to use your calculator and convert
to decimals first!)
5) Bill has £25.5O to divide among his four friends and himself.
What fraction of the money does Bill get?
(answers below..)
ANSWERS:
1) 4 .. 32 3) 1/6
4 .. 64
8 .. 128 4) 1/9 1/4 2/7 3/8 5/12 3/5 15/17
8 .. 256
16 .. 512 5) 1/5
16 .. 1O24
2) 1/36O