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NCERT EXEMPLAR-NUMBER SYSTEM-Exercise (Fill in the blanks)
- 8925 xx 1 =
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- 19 xx 12 + 19 = 19 xx (12 + )
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- 24 xx 35 = 24 xx 18 + 24 xx
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- 32 xx (27 xx 19) = (32 xx ) xx 19
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- 786 xx 3 + 786 xx 7 =
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- 24 xx 25 = 24 xx
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- A number is a of each of its factor.
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- is a factor of every number.
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- The number of factors of a prime number is.
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- A number for which the sum of all its factors is equal to twice the nu...
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- The numbers having more than two factors are called numbers.
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- 2 is the only number which is even.
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- Two numbers having only 1 as a common factor are called numbers.
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- Number of primes between 1 to 100 is .
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- If a number has in ones place, then it is divisible by 10.
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- A number is divisible by 5, if it has or in its ones place.
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- A number is divisible by if it has any of the digits 0, 2, 4, 6, or 8...
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- If the sum of the digits in a number is a of 3, then the number is di...
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- The LCM of two or more given numbers is the lowest of their common .
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- The HCF of two or more given numbers is the highest of their common .
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