5th Grade Eureka Math Module 1 Review

What does dividing 123,000 by 10^3 mean?

• It means to divide 123,000 by 100, which equals 1,230.

• It means to divide 123,000 by 10, which equals 12,300.

• It means to divide 123,000 by 1000, which equals 123.

• It means to divide 123,000 by 10,000, which equals 12.3.

How do you use an area model to multiply 3.7 by 8?

• Multiply 3.7 by 8 directly to get 29.6.

• Break 3.7 into 3 and 0.7, then multiply each by 8: (3 x 8) + (0.7 x 8) = 24 + 5.6 = 29.6.

• Use the formula (3.7 + 8) x 8 to find the product.

• Multiply 3.7 by 10 and then subtract 2.4.

What is the process of rounding numbers?

• Rounding involves adjusting a number to a specified degree of accuracy, typically to the nearest whole number, tenth, hundredth, etc.

• Rounding is the process of converting a number into a fraction.

• Rounding means to multiply a number by ten.

• Rounding is the method of finding the average of a set of numbers.

What is the rule for rounding up when rounding to the nearest whole number?

• If the digit in the first decimal place is 5 or greater, round up the whole number.

• Always round down regardless of the decimal value.

• Round up if the first decimal place is less than 5.

• Round up if the first decimal place is exactly 5.

What is the nearest whole number to 14.728?

• 14

• 15

• 16

• 13

What is the difference between a whole number and a decimal?

• Whole numbers are negative integers, while decimals are positive integers.

• Whole numbers are non-negative integers without fractions or decimals, while decimals represent parts of a whole.

• Whole numbers can have decimal points, while decimals cannot.

• Whole numbers are always larger than decimals.

How do you round the number 25.362 to the nearest tenth?

• 25.3

• 25.4

• 25.5

• 25.0

What is the importance of estimating in math?

• Estimating helps to quickly assess the reasonableness of an answer and can simplify calculations.

• Estimating is used to find the exact value of a number.

• Estimating is only useful in geometry and not in other areas of math.

• Estimating is a method to avoid doing any calculations.

How do you convert a fraction to a decimal?

• Multiply the numerator by the denominator.

• Add the numerator and denominator together.

• Divide the numerator by the denominator.

• Subtract the denominator from the numerator.

What is 352 hundredths in decimal form?

• 3.52

• 35.2

• 0.352

• 352.0