*Gr 4 SOL Review Computation and Estimation

Front

What is the difference between the decimals shaded in model 1 and model 2?

Back

The difference is 0.57.

Front

If Carrie bought 8 bags of seeds and each bag had 106 seeds, how many seeds did she buy in total?

Back

Carrie bought a total of 848 seeds.

Front

Back

Front

What is the greatest common factor of 15, 18, and 30?

Back

The greatest common factor is 3.

Front

Jen ran a total of 245 minutes in a week. If he ran about the same number of minutes each day, how many minutes did he run each day?

Back

Jen ran about 35 minutes each day.

Front

What is a decimal?

Back

A decimal is a fraction whose denominator is a power of ten, represented with a dot (decimal point).

Front

What does it mean to estimate a number?

Back

To estimate a number means to find a value that is close enough to the right answer, usually with some thought or calculation.

Front

What is multiplication?

Back

Multiplication is a mathematical operation where a number is added to itself a certain number of times.

Front

What is the formula for finding the area of a rectangle?

Back

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

Front

What is a fraction?

Back

A fraction represents a part of a whole and consists of a numerator (top number) and a denominator (bottom number).