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To write 4.2 as a decimal, you simply write it as it is. The number 4.2 is already in decimal form. In decimal notation, the whole number part (4) is followed by a decimal point, then the fractional part (2) which represents two tenths. So, 4.2 is the decimal representation of the number four and two tenths.
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Continue Learning about Other Math
How do you write 42 and 28 thousandths in decimal form?
0.042 and 0.028
How do I write 42 hundredths as a decimal fraction?
Well, darling, to write 42 hundredths as a decimal fraction, you simply divide 42 by 100. That gives you 0.42. Voila! You've got yourself a decimal fraction. Now go show off your math skills like the superstar you are.
Is 42 a square number?
it is, but the answer is a decimal.
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