Maths choice questions on numbers for grade 4 are presented along with their answers..

## Questions

1. How many digits are in the number 1002004?
1. 3
2. 5
3. 6
4. 7

2. What is 109,786,865 rounded to the nearest ten million?
1. 110,000,000
2. 100,000,000
3. 111,000,000
4. 109,770,000

3. Write Two hundred one million, five hundred six thousand, twelve in standard form.
1. 210,560,012
2. 201,560,120
3. 201,506,012
4. 201,506,120

4. Order from greatest to least the numbers

9,239,999 | 9,932,999 | 99,111,222 | 9,329,999

1. 9,239,999 | 9,932,999 | 99,111,222 | 9,329,999
2. 99,111,222 | 9,932,999 | 9,329,999 | 9,239,999
3. 99,111,222 | 9,932,999 | 9,239,999 | 9,329,999
4. 9,239,999 | 99,111,222 | 9,329,999| 9,932,999

5. Order from least to greatest the numbers 0.99 , 0.099 , 9.9 , 0.9.
1. 0.99 , 0.099 , 9.9 , 0.9
2. 0.99 , 9.9 , 0.099 , 0.9
3. 9.9 , 0.9 , 0.99 , 0.099
4. 9.9 , 0.99 , 0.9 , 0.099

6. Round 312.92 to the nearest whole number.
1. 313
2. 312
3. 312.9
4. 300

7. Write 82,145,987 in word form.
1. eighty-two, one hundred forty-five, nine eight seven
2. eighty-two million, one hundred forty-five, nine hundred eighty seven
3. eighty-two million, one hundred forty-five thousand, nine hundred eight-seven
4. eighty-two million, one hundred forty-five thousand, nine hundred eighty-seven

8. Which one of these numbers rounds to 100,000?
1. 99,999
2. 94,789
3. 150,000
4. 90,000

9. How is 23,456 rounded to obtain 23,500?
1. to the nearest ten
2. to the nearest hundred
3. to the nearest thousand
4. to the nearest ten thousand

10. If you switch the positions of the digits 3 and 5 in the number 3256, which statement is correct?
1. the number does not change
2. the number increases
3. the number decreases
4. the number has more digits

1. D
2. A
3. C
4. B
5. D
6. A
7. D
8. A
9. B
10. B