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## Worksheets on Numeration

1. Write the smallest and greatest numbers among the following

(i) Which is the smallest One-digit Number?

(ii) Which is the greatest One-digit Number?

(iii) Which is the smallest Two-digit Number?

(iv) Which is the greatest Two-digit Number?

(v) Which is the smallest Three-digit Number?

(vi) Which is the greatest Three-digit Number?

(vii) Which is the smallest Four-digit Number?

(viii) Which is the greatest Four-digit Number?

(ix) Which is the smallest Five-digit Number?

(x) Which is the greatest Five-digit Number?

(xi) Which is the smallest Six-digit Number?

(xii) Which is the greatest Six-digit Number?

**Solution:**

(i) Smallest One-Digit Number is 1

(ii) Greatest One-Digit Number is 9

(iii) Smallest Two-digit Number is 10

(iv) Greatest Two-digit Number is 99

(v) Smallest Three-digit Number is 100

(vi) Greatest Three-digit Number is 999

(vii) Smallest Four-digit Number is 1000

(viii) Greatest Four-digit Number is 9999

(ix) Smallest Five-digit Number is 10000

(x) Greatest Five-digit Number is 99999

(xi) Smallest Six-digit Number is 100000

(xii) Greatest Six-digit Number is 999999

2. Put the sign < or > between the pairs of numbers where ‘<’ means “smaller than’ and ‘>’ mean ‘greater than’

(i) 415 ……… 521

(ii) 779 ……… 729

(iii) 923 ……… 469

(iv) 659 ……… 869

(v) 1079 ……… 889

(vi) 531 ……… 229

(vii) 349 ……… 739

(viii) 839 ……… 285

(ix) 704 ……… 304

**Solution:**

(i) 415 ……<… 521

(ii) 779 ……>… 729

(iii) 923 …>…… 469

(iv) 659 ……<… 869

(v) 1079 ……>… 889

(vi) 531 …>…… 229

(vii) 349 …<…… 739

(viii) 839 ……>… 285

(ix) 704 ……>… 304

3. Write the following in ascending order

(i) 508, 212, 406, 718

(ii) 213, 415, 610, 825

(iii) 459, 869, 379, 543

(iv) 669, 479, 959, 389

(v) 232, 618, 540, 935

**Solution:**

(i) 508, 212, 406, 718

Arranging Numbers in Ascending Order i.e. from small to big we have 212, 406, 508, 718

(ii) 213, 415, 610, 825

Arranging Numbers in Ascending Order i.e. from small to big we get 213, 415, 610, 825

(iii) 459, 869, 379, 543

Arranging Numbers in Ascending Order i.e. from small to big we get 379, 459, 543, 869

(iv) 669, 479, 959, 389

Arranging Numbers in Ascending Order i.e. from small to big we get 389, 479, 669, 959

(v) 232, 618, 540, 935

Arranging Numbers in Ascending Order i.e. from small to big we get 232, 540, 618, 935

4. Write the following in decreasing order

(i) 434, 636, 231, 535

(ii) 129, 649, 439, 719

(iii) 475, 575, 675, 775

(vi) 635, 675, 665, 676

(v) 879, 871, 878, 877

(vi) 303, 508, 605, 808

**Solution:**

(i) 434, 636, 231, 535

Arranging Numbers in Descending Order i.e. from Big to Small we have 636, 535, 434, 231

(ii) 129, 649, 439, 719

Arranging Numbers in Descending Order i.e. from Big to Small we have 719, 649, 439, 129

(iii) 475, 575, 675, 775

Arranging Numbers in Descending Order i.e. from Big to Small we have 775, 675, 575, 475

(vi) 635, 675, 665, 676

Arranging Numbers in Descending Order i.e. from Big to Small we have 676, 675, 665, 635

(v) 879, 871, 878, 877

Arranging Numbers in Descending Order i.e. from Big to Small we have 879, 878, 877, 871

(vi) 303, 508, 605, 808

Arranging Numbers in Descending Order i.e. from Big to Small we have 808, 605, 508, 303

5. Write the number which is greater than and smaller than the given number

(i) Greater than 250 and smaller than 255

(ii) Greater than 420 and smaller than 426

(iii) Greater than 639 and smaller than 644

(iv) Smaller than 990 and greater than 995

(v) Smaller than 405 and greater than 400

(vi) Smaller than 867 and greater than 862

**Solution:**

(i) Greater than 250 and smaller than 255

251, 252, 253, 254

(ii) Greater than 420 and smaller than 426

421, 422, 423, 424, 425

(iii) Greater than 639 and smaller than 644

640, 641, 642, 643

(iv) Smaller than 1000 and greater than 995

996, 997, 998, 999

(v) Smaller than 405 and greater than 400

401, 402, 403, 404

(vi) Smaller than 867 and greater than 862

863, 864, 865, 866