INVESTIGATING FRACTIONS AND DECIMALS USING A HUNDRED SQUARE
For Questions 1 to 7. The big square is equal to one whole, then divided into little squares.
1) What is the height of one little square as a fraction of the height of the large square?
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2) What is the width of a little square as a decimal of the width of the large square?
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3) What fraction and decimal of the large square is the area of one little square?
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4) What are 10 little squares as fraction and decimal of the large square?
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5) What about 20 little squares? Can you simplify the fraction?
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6) Use this square to help you work out ½ x ½.
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7) Can the square help you to work out 0.3 x 0.4?
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Can you explain how this square may help you to find out other mathematical facts?
Use the squares on the back to show your working.