Practice the questions given in the worksheet on numeration and numbers. The questions are based on onedigit numbers, twodigit numbers, threedigit numbers, lowest number, highest number, compare the numbers using less than and greater than symbols, ascending order, decreasing order, greater number and smaller number.
1. (i) How many onedigit numbers are there?
(ii) How many twodigit numbers are there?
(iii) How many threedigit numbers are there?
2. (i) Which is the lowest onedigit number?
(ii) Which is the lowest twodigit number?
(iii) Which is the lowest threedigit number?
3. (i) Which is the highest onedigit number?
(ii) Which is the highest twodigit number?
(iii) Which is the highest threedigit number?
4. Which number will you get if one is added to:
(i) 9
(ii) 99
(iii) 999
5. How many digits are there in 1000?
6. Write the smallest and greatest three digit number.
7. Put the sign < or > between the given pairs of numbers where ‘<’ means “smaller than’ and ‘>’ mean ‘greater than’
(i) 315 ……… 531
(ii) 679 ……… 769
(iii) 967 ……… 769
(iv) 759 ……… 769
(v) 979 ……… 989
(vi) 131 ……… 129
(vii) 649 ……… 639
(viii) 539 ……… 585
(ix) 404 ……… 504
8. Write the following in ascending order:
(i) 308, 312, 306, 318
(ii) 513, 515, 510, 525
(iii) 659, 969, 879, 769
(iv) 569, 579, 559, 589
(v) 432, 718, 640, 535
9. Write the following in decreasing order:
(i) 534, 536, 531, 535
(ii) 329, 349, 339, 319
(iii) 675, 775, 875, 975
(vi) 535, 575, 565, 576
(v) 579, 571, 578, 577
(vi) 603, 408, 705, 807
(vii) 675, 576, 795, 997
10. Write the number which are greater than and smaller than the given number:
(i) Greater than 245 and smaller than 250
(ii) Greater than 323 and smaller than 328
(iii) Greater than 539 and smaller than 544
(iv) Smaller than 999 and greater than 994
(v) Smaller than 410 and greater than 405
(vi) Smaller than 567 and greater than 562
Answers for the worksheet on numeration are given below to check the exact answers of the above questions on numbers.
Answers:
1. (i) There are 9 onedigit numbers.
(ii) There are 90 twodigit numbers.
(iii) There are 900 threedigit numbers.
2. (i) 1
(ii) 10
(iii) 100
3. (i) 9
(ii) 99
(iii) 999
4. (i) 10
(ii) 100
(iii) 1000
5. 4 digits
6. Smallest threedigit number is 100. Greatest threedigit number is 999.
7. (i) 315 < 531
(ii) 679 < 769
(iii) 967 > 769
(iv) 759 < 769
(v) 979 < 989
(vi) 131 > 129
(vii) 649 > 639
(viii) 539 < 585
(ix) 404 < 504
8. (i) 306, 308, 312, 318
(ii) 510, 513, 515, 525
(iii) 659, 769, 879, 969
(iv) 559, 569, 579, 589
(v) 432, 535, 640, 718
9. (i) 536, 535, 534, 531.
(ii) 349, 339, 329, 319
(iii) 975, 875, 775, 675
(iv) 576, 575, 565, 535
(v) 579, 578, 577, 571
(vi) 807, 705, 603, 408
(vii) 997, 795, 675, 576,
10. (i) 246, 247, 248, 249.
(ii) 324, 325, 326, 327.
(iii) 540, 541, 542, 543.
(iv) 998, 997, 996, 995.
(v) 409, 408, 407, 406.
(vi) 566, 565, 564, 563.
After practicing this worksheet on numeration, students will get the idea on 3digit numbers.
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