5th Grade Math Knowledge Bowl

Front

What is the order of operations in math?

Back

The order of operations is a set of rules that determines the sequence in which calculations are performed. It is often remembered by the acronym PEMDAS: Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right).

Front

What does it mean to add fractions with different denominators?

Back

To add fractions with different denominators, you must first find a common denominator, convert the fractions to equivalent fractions with that common denominator, and then add the numerators.

Front

What is a mixed number?

Back

A mixed number is a whole number combined with a proper fraction, such as 2 1/2.

Front

How do you convert a mixed number to an improper fraction?

Back

To convert a mixed number to an improper fraction, multiply the whole number by the denominator, add the numerator, and place that sum over the original denominator.

Front

What is the value of 1/4 mile in feet?

Back

1/4 mile is equal to 1320 feet.

Front

What is the difference between a proper fraction and an improper fraction?

Back

A proper fraction has a numerator that is less than its denominator (e.g., 3/4), while an improper fraction has a numerator that is greater than or equal to its denominator (e.g., 5/4).

Front

What is the result of multiplying a number by 1?

Back

Multiplying any number by 1 gives the same number (e.g., 7 × 1 = 7).

Front

What is the result of dividing a number by itself?

Back

Dividing any non-zero number by itself equals 1 (e.g., 8 ÷ 8 = 1).

Front

What is the decimal equivalent of 1/10?

Back

The decimal equivalent of 1/10 is 0.1.

Front

How do you find the area of a rectangle?

Back

The area of a rectangle is found by multiplying its length by its width (Area = length × width).