 |  Knowing our Numbers 20 Flashcards |  Start |
 | The expansion of the number 345 can be expressed as ___ + ___ + ___. |  Card: 1 / 20 |
| 3×100 + 4×10 + 5×1 | Card: 2 / 20 |
| True or False: In the Indian system of numeration, the place value of ten thousand is the same as in the International system. | Card: 3 / 20 |
| False Place values differ in systems.
| Card: 4 / 20 |
| What is the estimated sum of 435, 664, 410, and 239 when rounded to the nearest tens? | Card: 5 / 20 |
| 1750 | Card: 6 / 20 |
| Fill in the blank: A five-digit number has places labeled as ones, tens, hundreds, thousands, and ___ . | Card: 7 / 20 |
| Ten thousands | Card: 8 / 20 |
| If you round 416 to the nearest hundred, what is the result? | Card: 9 / 20 |
| 400 | Card: 10 / 20 |
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| True or False: In comparing two numbers with the same number of digits, if the leftmost digit is equal, we continue to the next digit. | Card: 11 / 20 |
| True | Card: 12 / 20 |
| What is the expansion of the number 54672 in terms of its place values? | Card: 13 / 20 |
| 5×10000 + 4×1000 + 6×100 + 7×10 + 2×1 | Card: 14 / 20 |
| Fill in the blank: The number 72705062 would be written as ___ in the Indian system. | Card: 15 / 20 |
| 7,27,05,062 | Card: 16 / 20 |
| What is the estimated product of 199 and 31 when both numbers are rounded to their nearest significant place? | Card: 17 / 20 |
| 6000 | Card: 18 / 20 |
| True or False: When rounding off 15 to the nearest ten, it rounds down to 10. | Card: 19 / 20 |
| False. It rounds up to 20. | Card: 20 / 20 |
| Completed! Keep practicing to master all of them. |  Restart |
