Accuplacer Practice 2

Front

What is the formula to calculate a percentage of a number?

Back

To calculate a percentage of a number, multiply the number by the percentage (in decimal form). For example, to find 80% of 160, use the formula: 160 * 0.80 = 128.

Front

How do you round a number to the nearest tens place?

Back

To round a number to the nearest tens place, look at the digit in the ones place. If it is 5 or greater, round up; if it is less than 5, round down.

Front

What is the process to find the total length of multiple sections?

Back

To find the total length of multiple sections, add the lengths of each section together. For example, 9.25 + 7.39 + 6.43 = 23.07 feet.

Front

How do you find a number that is a specific amount more than another number?

Back

To find a number that is a specific amount more than another number, simply add the specific amount to the original number. For example, 293 + 42 = 335.

Front

What does the symbol '>' mean in mathematics?

Back

'>' means 'greater than'. For example, 9.18 > 9.2 is false because 9.18 is less than 9.2.

Front

What does the symbol '<' mean in mathematics?

Back

'<' means 'less than'. For example, 9.18 < 9.2 is true because 9.18 is indeed less than 9.2.

Front

What is the difference between rounding up and rounding down?

Back

Rounding up means increasing the number to the next whole number or next ten, while rounding down means decreasing it to the previous whole number or ten.

Front

How do you convert a percentage to a decimal?

Back

To convert a percentage to a decimal, divide the percentage by 100. For example, 80% becomes 0.80.

Front

What is the total length of an extension ladder with sections measuring 9.25 feet, 7.39 feet, and 6.43 feet?

Back

The total length is 23.07 feet, calculated by adding the lengths: 9.25 + 7.39 + 6.43.

Front

What is the result of adding 42 to 293?

Back

The result is 335, calculated as 293 + 42.