Practice the questions asked in the worksheet on three-digit numbers. The questions are based on writing the missing number in the correct order, pattern, three-digit number in words, number name in numbers, placement value, and numbers in expanded form.
We learned numbers up to 999. We also know position value diagrams, extended form, standard form and rounding off a number. Now do the following activities to quickly revise the concepts you learned earlier.
I. Solve the crossword puzzle using the clues given.
over 1. Digit for five hundred eighty-three 4th 722 rounded down to the nearest 10s 5. Digit for one less than eight hundred twenty-four 6th Largest three-digit number 7th Digit for four hundred fifty-seven 8th. Place the value 2 in 623 |
Low 1. Number that comes shortly after 542 2. Number that is between 371 and 373 3. Standard form of 500 + 9 5. Number that comes before 876 7th Standard form of 400 + 1 |
1. Write the missing numbers, the numbers are in order:
2. Look at the sample and fill in the gaps:
(i) 224, 226, 228, ……, ……, ……, ……, …….
(ii) 327, 330, 333, ……, ……, ……, ……, …….
(iii) 405, 410, 415, ……, ……, ……, ……, …….
(iv) 506, 516, 526, ……, ……, ……, ……, …….
(v) 129, 229, 329, ……, ……, ……, ……, …….
(vi) 613, 623, 633, ……, ……, ……, ……, …….
(vii) 875, 879, 883, ……, ……, ……, ……, …….
(viii) 941, 945, 949, ……, ……, ……, ……, …….
3. Write the following numbers in words:
(i) 647
(ii) 563
(iii) 959
(iv) 349
(v) 943
(vi) 426
(vii) 777
(viii) 216
(ix) 621
(x) 497
(xi) 567
(xii) 765
4. Write the following number names in numbers:
(i) Five hundred eighty-two
(ii) One hundred and ninety-seven
(iii) Seven hundred and fifty five
(iv) Two hundred and sixty-one
(v) Six hundred and sixty-six
(vi) Eight hundred eleven
(vii) Four hundred and forty
(viii) Nine hundred and ninety three
(ix) Three hundred and sixty-nine
(x) Eight hundred and seventy-nine
5. Since 345 means 3 hundred 5 tens and 4 ones, you can find:
(i) 537 means …… one hundred …… tens and …… ones
(ii) 735 means …… one hundred …… tens and …… ones
(iii) 504 means …… one hundred …… tens and …… ones
(iv) 640 means …… hundred …… tens and …… ones
(v) 278 means …… one hundred …… tens and …… ones
6. Expand the following numbers:
(i) 567
(ii) 701
(iii) 250
(iv) 419
(v) 133
(vi) 984
(vii) 325
(viii) 085
(ix) 073
7th Write the position of each digit in 703, 940, and 238.
(i) In 703 the place values are 7, 0, 3 ……, ……, …….
(ii) In 940 the place values are 9, 4, 0 ……, ……, …….
(iii) In 238 the place values are 2, 3, 8 ……, ……, …….
8. Write in numbers:
(i) 4 hundreds, 7 tens and 5 ones
(ii) 3 hundreds, 8 tens and 1 ones
(iii) 8 hundreds, 0 tens, and 4 ones
(iv) 7 hundreds, 1 ten and 0 ones
(v) 600 + 20 + 5
(vi) 500 + 0 + 3
(vii) 300 + 90 + 0
(viii) 900 + 30 + 6
(ix) 200 + 80 + 7
(x) 100 + 70 + 4
Answers for the worksheetThe three digit numbers are provided below to verify the exact answers to the above questions to three digits.
Reply:
I.
over 1. 583 4. 720 5. 823 6. 999 7,457 8. 20 |
Low 1.543 2,372 3,509 5,875 7. 401 |
1.
2. (i) 230, 232, 234, 236, 238.
(ii) 336, 339, 342, 345, 348.
(iii) 420, 425, 430, 435, 440.
(iv) 536, 546, 556, 566, 576.
(v) 429, 529, 629, 729, 829.
(vi) 643, 653, 663, 673, 683.
(vii) 887, 892, 896, 900, 904.
(viii) 953, 957, 961, 965, 969.
3. (i) Six hundred forty-seven
(ii) Five hundred and sixty-three
(iii) Nine hundred and fifty-nine
(iv) Three hundred and forty-nine
(v) Nine hundred and forty three
(vi) Four hundred twenty six
(vii) Seven hundred and seventy-seven
(viii) Two hundred sixteen
(ix) Six hundred and twenty-one
(x) Four hundred and ninety-seven
(xi) Five hundred and sixty-seven
(xii) Seven hundred sixty-five
4th (i) 582
(ii) 197
(iii) 755
(iv) 261
(v) 666
(vi) 811
(vii) 440
(viii) 993
(ix) 369
(x) 879
5. (i) 5, 3, 7
(ii) 7, 3, 5
(iii) 5, 0, 4
(iv) 6, 4, 0
(v) 2, 7, 8
6th (i) 500 + 60 + 7
(ii) 700 + 00 + 1
(iii) 200 + 50 + 0
(iv) 400 + 10 + 9
(v) 100 + 30 + 3
(vi) 900 + 80 + 4
(vii) 300 + 20 + 5
(viii) 80 + 5
(ix) 70 + 3
7th (i) 700, 00, 3
(ii) 900, 40, 0
(iii) 200, 30, 8
8th. (i) 475
(ii) 381
(iii) 804
(iv) 710
(v) 625
(vi) 503
(vii) 390
(viii) 936
(ix) 287
(x) 174
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