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Grade-5
Geometric Number Patterns
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Look at the number pattern shown below and find the missing number :
3, ?, 27, 81, 243
Explanation
Observe the pattern carefully.
Each number in the pattern is multiplied by 3 to get the next term in the pattern.
3
3 x 3 = 9
9 x 3 = 27
27 x 3 = 81
81 x 3 = 243
The missing number in the pattern is 9.
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