36 P4.WN.JM.17102253
Level 2
A number when rounded off to the nearest ten gives a value of 24350.
  1. What is the smallest possible number?
  2. What is the largest possible number?
2 m
W Place values W Round off Min-max
37 P4.WN.JM.17102252
Level 2
The number of chairs in the hall is 1500 when rounded off to the nearest hundred.
  1. What is the greatest possible number of chairs in the hall?
  2. What is the smallest possible number of chairs in the hall?
2 m
W Place values W Round off Min-max
38 P4.WN.JM.17102320
Level 3
Tom is thinking of a Y-digit number.
  1. It has '1' as one of the digits.
  2. The digit '2' is in its hundreds place.
  3. The value of the digit '5' is 50.
  4. The digit in the thousands place is twice the digit in the hundreds place.
  5. The digit in the thousands place is 2 times the digit in the ones place.

What number is he thinking of?
3 m
W Place values Times as many
39 P4.WN.JM.17102204
Level 2
Estimate the value of each of the following expressions. Round off the numbers to the nearest hundred before adding or subtracting.

885 + 712 + 499
3 m
W Place values W Addition & subtraction W Round off Estimation
40 P4.WN.JM.17102205
Level 2
Estimate the value of each of the following expressions. Round off the numbers to the nearest hundred before adding or subtracting.

909 + 214 - 687
3 m
W Place values W Addition & subtraction W Round off Estimation

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