Page 18 - Math Genius C2

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\ 26-Sep-2025 Bharat Arora Proof-10 Reader’s Sign _______________________ Date __________

2. Write the numbers that come between the given numbers in your notebook.
(a) 501 to 600 (b) 682 to 742 (c) 860 to 900 (d) 981 to 999

3. Write the following numbers in figures. One has been done for you.

(a) Two hundred forty-five _____ (b) Three hundred nine _____
245
(c) Six hundred fifty-nine _____ (d) Two hundred four _____

(e) Eight hundred fifty-five _____ (f) Four hundred twelve _____
(g) Five hundred thirty-six _____ (h) Nine hundred eighty-one _____

4. Write the following numbers in words. One has been done for you.

(a) 381 ______________________ (b) 457 _______________________
Three hundred eighty-one
(c) 789 ______________________ (d) 534 _______________________

(e) 888 ______________________ (f) 999 _______________________

(g) 504 ______________________ (h) 716 _______________________
5. Write the number that comes just before:

(a) _____ 368 (b) _____ 539 (c) _____ 572

(d) _____ 624 (e) _____ 241 (f) _____ 795

6. Write the number that comes just after:

(a) 284 _____ (b) 348 _____ (c) 639 _____
(d) 697 _____ (e) 712 _____ (f) 888 _____

7. Write the number that comes in between:

(a) 616 _____ 618 (b) 549 _____ 551 (c) 711 _____ 713

(d) 491 _____ 493 (e) 799 _____ 801 (f) 871 _____ 873

NUMBERS ON tHE aBaCUS

A calculating frame with beads of different colours

is called an abacus.

Pinki is playing with an abacus that has beads
of different colours. She puts beads of the same

colour on the spike of a certain place.

For 3-digit numbers, she takes an abacus with
three spikes showing Hundreds (H), Tens (T) and

Ones (O) respectively. H T O

16 Mathematics-2