315 = three hundred fifteen.
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315 million written in standard form is 315,000,000.
3.15 × 102
To express 78.75 as a fraction, we first need to convert the decimal to a fraction. Since there are two decimal places in 78.75, we can write it as 78.75/100. Simplifying this fraction by dividing both the numerator and denominator by 25 gives us 315/4. Therefore, 78.75 as a fraction is 315/4.
It is: 315 = CCCXV
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