Fractions/ Decimals/ Percentages/ Ratios Pre Test

The equivalent fraction for 1/2 is 2/4 because both fractions represent the same value. When you multiply the numerator and denominator of 1/2 by 2, you get 2/4. This means that 1/2 and 2/4 are different ways of expressing the same amount, which is half of a whole.

The decimal 0.90 can be converted to a percentage by multiplying it by 100. When we multiply 0.90 by 100, we get 90. Therefore, the decimal 0.90 can be written as 90%.

The decimal 0.75 can be converted to a percentage by multiplying it by 100. This is because a percentage is a fraction of 100. When we multiply 0.75 by 100, we get 75. Therefore, the decimal 0.75 can be written as 75%.

To simplify the fraction 3/9, we need to find the greatest common divisor (GCD) of the numerator and denominator, which is 3. By dividing both the numerator and denominator by 3, we get the simplified fraction 1/3. This is the simplest form of the given fraction.

To convert a fraction to a percentage, you need to divide the numerator by the denominator and multiply the result by 100. In this case, when we divide 9 by 10, we get 0.9. Multiplying 0.9 by 100 gives us 90, which represents 90%. Therefore, the fraction 9/10 can be written as 90%.

The fraction 1/4 can be written as a percentage by dividing the numerator (1) by the denominator (4) and then multiplying the result by 100. In this case, 1 divided by 4 is 0.25, and when multiplied by 100, it becomes 25%.

To convert a decimal to a percentage, we move the decimal point two places to the right and add a percentage sign. In this case, the decimal 0.30 can be converted to a percentage by moving the decimal point two places to the right, resulting in 30%.

To convert a fraction to a percentage, you can divide the numerator (3) by the denominator (4) and then multiply the result by 100. In this case, 3 divided by 4 is 0.75, and when multiplied by 100, it becomes 75%. Therefore, the fraction 3/4 can be written as 75%.

To convert a fraction to a decimal, you divide the numerator (45) by the denominator (100). In this case, 45 divided by 100 equals 0.45. Therefore, the fraction 45/100 can be written as the decimal 0.45.

The fraction 1/4 can be written as a decimal by dividing 1 by 4. When 1 is divided by 4, the result is 0.25.

To convert a fraction to a percentage, you need to divide the numerator by the denominator and multiply the result by 100. In this case, 1 divided by 5 equals 0.2. Multiplying 0.2 by 100 gives us 20, which represents 20%. Therefore, the fraction 1/5 can be written as 20%.

The equivalent fraction for 3/5 is 6/10 because both fractions represent the same value. To find an equivalent fraction, we can multiply or divide both the numerator and denominator by the same number. In this case, we can multiply 3 and 5 by 2 to get 6 and 10 respectively. Therefore, 6/10 is equivalent to 3/5.

The fraction 3/4 can be written as a decimal by dividing the numerator (3) by the denominator (4). When we perform this division, we get 0.75.

The fraction 7/10 can be written as a decimal by dividing 7 by 10. When we divide 7 by 10, we get 0.7.

The fraction 1/2 can be written as a decimal by dividing the numerator (1) by the denominator (2). When we divide 1 by 2, we get the decimal 0.5.

The fraction 1/5 can be written as a decimal by dividing 1 by 5, which equals 0.2.

To write a fraction as a percentage, we divide the numerator (1) by the denominator (2) and then multiply the result by 100. In this case, 1 divided by 2 equals 0.5. When we multiply 0.5 by 100, we get 50. Therefore, the fraction 1/2 can be written as 50%.

To simplify the fraction 12/24, we need to find the greatest common divisor (GCD) of the numerator and denominator, which is 12. By dividing both the numerator and denominator by 12, we get the simplified fraction 1/2. Therefore, the correct answer is 1/2.

The fractions are arranged in ascending order based on their values. The fraction 1/5 is the smallest because the denominator is the largest among all the fractions. Next is 1/4, followed by 1/2, 3/4, and finally 5/5, which is equivalent to 1.

The given decimals are ordered from smallest to largest. Starting with the smallest decimal, 0.20, the decimals are arranged in ascending order. The next decimal is 0.25, followed by 0.5, 0.6, 0.75, and finally 1.5. This order represents the correct arrangement of the decimals from smallest to largest.

The fraction 1/25 can be written as a decimal by dividing 1 by 25. When we divide 1 by 25, we get the decimal value of 0.04. Therefore, the correct answer is 0.04.