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Question
In the following grid, find the number of coloured squares and express it as a fraction, decimal and percentage.
Solution
Number of coloured square = 15
Total number of squares = 30
∴ Fraction: `15/30`
Decimal: `15/30`
= `1/2 xx 50/50`
= `50/100`
= 0.50
Percentage: `15/30`
= `15/30 xx 100/100`
= `15/30 xx 100%`
= 50%
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