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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