Mathematics
Determine the difference of the place value of two 7's in 37014472 and write it in words in International system.
Answer
In the International system, the given number can be written as 37,014,472.
| Digit | Face Value | Place Value |
|---|---|---|
| 3 | 3 | 3 x 10,000,000 = 30,000,000 |
| 7 | 7 | 7 x 1,000,000 = 7,000,000 |
| 0 | 0 | 0 x 100,000 = 0 |
| 1 | 1 | 1 x 10,000 = 10,000 |
| 4 | 4 | 4 x 1,000 = 4,000 |
| 4 | 4 | 4 x 100 = 400 |
| 7 | 7 | 7 x 10 = 70 |
| 2 | 2 | 2 x 1 = 2 |
The place value of 7 at the millions place = 7 × 1,000,000 = 7,000,000.
The place value of 7 at the tens place = 7 × 10 = 70.
Difference = 7,000,000 - 70
= 6,999,930
In words (International system): Six million nine hundred ninety nine thousand nine hundred thirty.
Hence, the required difference is 6,999,930, i.e., six million nine hundred ninety nine thousand nine hundred thirty.
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