Third Grade Math

Front

What is the formula to calculate the area of a rectangle?

Back

Area = Length × Width

Front

If a rectangle has a length of 4 cm and a width of 7 cm, what is its area?

Back

28 sq. cm

Front

What is estimation in math?

Back

Estimation is finding a number that is close enough to the right answer, often used for quick calculations.

Front

Estimate the sum of 69 and 32.

Back

100

Front

What does equivalent mean in fractions?

Back

Equivalent means two fractions that represent the same part of a whole.

Front

Which fraction is equivalent to 1/2?

Back

2/4 or two fourths

Front

What is multiplication?

Back

Multiplication is adding a number to itself a certain number of times.

Front

If Lance puts 2 apple slices on each of 6 salads, how many apple slices does he use?

Back

12 apple slices

Front

What is the total number of students if one bus has 42, another has 29, and a third has 18?

Back

89 students

Front

What is addition?

Back

Addition is combining two or more numbers to get a total.