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Grade-1
Count by 10 - Numbers up to 100
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Look at the number pattern shown below and find the missing number :
31, 41, 51, 61, ?
Explanation
Observe the pattern carefully.
Each number in the pattern is increased by 10 to get the next term in the pattern.
31
31 + 10 = 41
41 + 10 = 51
51 + 10 = 61
61 + 10 = 71
The missing number in the pattern is 71.
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