fifth grade math review

Front

What is the equivalent form of a decimal number?

Back

A decimal number can be expressed as a sum of its place values. For example, 45.063 can be expressed as (4 × 10) + (5 × 1) + (6 × 1/100) + (3 × 1/1000).

Front

How can division be represented in a real-world scenario?

Back

Division can be represented by sharing or grouping. For example, if a farmer has 1/12 acre of land and divides it into 5 equal sections, each section represents the division problem 1/12 ÷ 5.

Front

How many inches are in a foot?

Back

There are 12 inches in a foot.

Front

How do you convert feet and inches to inches?

Back

To convert feet and inches to inches, multiply the number of feet by 12 and add the number of inches. For example, 5 feet and 9 inches is (5 × 12) + 9 = 69 inches.

Front

What is the formula for calculating the volume of a rectangular prism?

Back

The volume of a rectangular prism is calculated by multiplying its length, width, and height. Volume = length × width × height.

Front

What is the volume of a figure with dimensions 10 inches long, 3 inches wide, and 4 inches high?

Back

The volume is 120 cubic inches, calculated as 10 × 3 × 4.

Front

What is the value of a digit in a decimal number based on its position?

Back

The value of a digit in a decimal number is determined by its position. For example, in 0.15, the digit 5 is in the tenths place, which is 1/10 of its value in 1.5.

Front

What is the relationship between fractions and division?

Back

Fractions can represent division. For example, 1/12 ÷ 5 can be interpreted as dividing 1/12 into 5 equal parts.

Front

How do you express a mixed number as an improper fraction?

Back

To express a mixed number as an improper fraction, multiply the whole number by the denominator and add the numerator. For example, 2 1/3 = (2 × 3 + 1)/3 = 7/3.

Front

What is the significance of place value in decimals?

Back

Place value in decimals indicates the value of each digit based on its position relative to the decimal point.