MCQ Questions

Question No. 1

State whether the following statements are true or false:

Answer :

(i) Zero is not a whole number.

(ii) All natural numbers are whole numbers.

(iii) 400 is predecessor of 401.

(iv) All whole numbers are natural numbers.

(v) 800 is successor of 799.

(vi) 0 is the only whole number which is not a natural number.

Question No. 2

Fill in the blanks:

Answer :

(a) The predecessor of 1 is ________.

(b) The predecessor of 2 is ________.

(c) The successor of a given whole number is 1 _________ than the given number.

Question No. 3

True or False:

Answer :

(a) The successor of 0 is 1.

(b) The successor of 1 is 2.

(c) The successor of 19 is 20.

Question No. 4

One word answer:

Answer :

(a) What is the sum of 4 and 3?

(b) Which is a line on which we represent numbers?

(c) Which is the largest 6-digit number?

Question No. 5

Solve:

Answer :

Write next three natural numbers after 27834.

How many whole numbers lies between 41 and 59?

Question No. 6

Write successor of each of the following:

Answer :

(i) 909

(ii) 34526

(iii) 76894

Question No. 7

Write predecessor of each of the following:

Answer :

(i) 10000

(ii) 7654322

(iii) 500400

Question No. 8

In each of the following pairs of numbers, state which whole number is on the right of the other whole number on the number line. Also, write them with the appropriate sign > or <

Answer :

(i) 540, 509

(ii) 416, 614

(iii) 10002, 1002

(iv) 2005, 5002

(v) 9830415, 10023001

Question No. 9

Write the numbers between:

Answer :

(i) 30013 and 30020

(ii) 89672 and 89680

Question No. 10

Fill in the blanks using properties of whole numbers:

Answer :

(i) 172 + __________= 425 +__________

(ii) 225 + ___________ = 225 +__________

(iii) __________+217 = 217 + __________

(iv) 4 + (120 + 7) = (4 + 120) + __________

Question No. 11

Determine the sum by suitable rearrangements :

Answer :

(i) 456 + 500 + 44

(ii) 826 + 308 + 674

(iii) 365 + 700 + 635

(iv) 726 + 807 + 947

Question No. 12

Verify :

Answer :

(i) 876 + (508 + 348) = (876 + 508) + 348

(ii) (249 + 351) + 646 = (646 + 351) + 259

Question No. 13

Find the sum by short method.

Answer :

(i) 567 + 8

(ii) 648 + 99

Question No. 14

Perform the following subtraction:

Answer :

(i) 21205 - 10899

(ii) 121456 - 4895

(iii) 1010101-656565

(iv) 16304 - 10540

Question No. 15

Fill in the blanks:

Answer :

(i) 2134_____________= 1102

(ii) 8643_____________= 5971

Question No. 16

Fill in the blanks to make each of the following statements true:

Answer :

(i) 798 × 0 = _________________

(ii) 7680 × 1 = __________________

(iii) 374 × 123 = 123 ×______________

(iv) 38 × (91 × 37) = _________× (38 × 37)

(v) 16 × 45 = 16 × 50 – 16 ×_______

Question No. 17

Find the products by suitable rearrangement:

Answer :

(ii) 285 × 5 × 60

(iii) 278 × 40 × 25

(iv) 4 × 475 x 5

(v) 225 × 60 × 50 × 8

(i) 2 × 1768 x 50

Question No. 18

Find the value of the following:

Answer :

(i) 297 × 17 + 297 × 3

(ii) 661 × 93 + 7 × 661

(iii) 678 × 999 + 678

(iv) 631 × 10 × 467– 367 × 6310

(v) 569 × 17 + 569 × 13 + 569 × 70

Question No. 19

Find the product using suitable properties:

Answer :

(i) 5778 × 102

(ii) 854 × 103

(iii) 1005 × 168

Question No. 20

Study the following pattern :

Answer :

Question No. 21

Complete the series :

Answer :

(a) 340, 342, 344, 346, ____, ____, _____,

(b) 510, 515, 520, 525,____, ____, _____,

(c) 493, 490, 487, 484,____, ____, _____,

(d) 10, 30, 50, 70, ____, ____, _____,

Question No. 22

Mathematicians call the counting number as __________ number.

Answer :

natural

whole

none of these

Question No. 23

Every natural number has _________.

Answer :

successor

Whole number

predecessor

Question No. 24

_______ is the first and the smallest whole number.

Answer :

0

1

2

Question No. 25

The predecessor of a given whole number is 1 __________ than the given number.

Answer :

more

greater

less

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