The number 0.45 written as a fraction is 45/100 or 9/20. Convert any decimal to a fraction by making the number behind the decimal point the numerator of the fraction and choosing the appropriate denominator: 1 followed by the same number of zeros as digits after the decimal.
Know MoreSimplify the fraction by dividing both the numerator and denominator by the greatest common factor. If there are digits before the decimal, include them as whole numbers in front of the fraction so the answer becomes a mixed number. If the decimal number is negative, the new fraction or mixed number is also negative.
Learn more about Fractions & PercentagesStudents can write out a fractional part, such as 44/100 as forty-four hundredths, which is the word form for this fraction. Another way to express this fraction is in decimal form or 0.44. To convert fractions that have 100 in the denominator, a student can multiple the numerator by 0.01.
Full Answer >Any fraction with a one as the numerator and a number equal to or greater than three as the denominator will be less than 1/2. As a general rule, if the denominator is more than twice as large as the numerator, the fraction will be smaller than 1/2. For example, 2/9 is less than 1/2.
Full Answer >The fraction 3/8 written in decimal form is 0.375. According to Syracuse University, converting a fraction to a decimal involves dividing the part on the top of the fraction (the numerator) by the part on the bottom (the denominator). In this case, three is divided by eight.
Full Answer >To add fractions, ensure the bottom numbers (denominators) are the same, add the top numbers (numerators), keep the denominator, and simplify the fraction if needed. This process can be done by hand or by using a calculator.
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