numbers and operation

1. NAME: _________________________________________ CLASS: ________________
UNIT 1: NUMBERS AND OPERATIONS.
1. Write in words:
a. 530 Five hundred and thirty.
b. 2 085
c. 6 207
d. 36 180
e. 90 031
2. Write in numbers:
a. Two hundred and five. 205
b. Five thousand one hundred and thirteen.
c. Six thousand four hundred and two.
d. Seventy thousand eight hundred and three.
e. Ninety-six thousand one hundred and five.
3. Write the place value of the underlined digits:
a. 153 Ones
b. 2 085
c. 6 237
d. 36 100
e. 90 725
4. Write the digit value of the underlined digits:
a. 153 3
b. 2 085
c. 6 237
d. 36 100
e. 90 725

2. 5. Arrange in ascending order:
a. 870, 887, 888, 878, 807
807, 870, 878, 887, 888
b. 9 467, 9 567, 9 765, 9 456, 9 546
c. 35 674, 36 975, 34 567, 35 407, 36 054
6. Arrange in descending order:
a. 870, 887, 888, 878, 807
888, 887, 878, 870, 807
b. 9 467, 9 567, 9 765, 9 456, 9 546
c. 35 674, 36 975, 34 567, 35 407, 36 054
7. Partition / extend (extended notation): in digit value and place value
a. 253 200 + 50 + 3
2 hundreds + 5 tens = 3 ones
b. 2 185
c. 6 207
d. 36 158
e. 92 053
8. Round off:
Tens Hundreds
a. 153 150 a. 153 200
b. 2 085 b. 2 085
c. 6 237 c. 6 237
d. 36 180 d. 36 180
e. 90 503 e. 90 503