QMT 2 Review

Front

What is multiplication?

Back

Multiplication is a mathematical operation where a number is added to itself a certain number of times. For example, 3 x 4 means adding 3 four times (3 + 3 + 3 + 3 = 12).

Front

What is the product of 184 and 9?

Back

The product of 184 and 9 is 1656.

Front

What is estimation in mathematics?

Back

Estimation is a method of finding an approximate value that is close to the actual value. It helps in making quick calculations.

Front

What is the best estimate of 39 x 14?

Back

The best estimate of 39 x 14 is 400.

Front

What are factors?

Back

Factors are numbers that can be multiplied together to get another number. For example, the factors of 18 are 1, 2, 3, 6, 9, and 18.

Front

How do you find the factors of a number?

Back

To find the factors of a number, list all the whole numbers that can divide that number without leaving a remainder.

Front

What is the value of a digit in a number?

Back

The value of a digit depends on its position in the number. For example, in 93,801, the value of 9 is 90,000.

Front

How many times greater is the value of 9 in 93,801 than in 39,123?

Back

The value of 9 in 93,801 is 10 times greater than the value of 9 in 39,123.

Front

What is a round trip?

Back

A round trip is a journey to a destination and back again. For example, driving to Georgia and returning home.

Front

If a round trip is 238 miles, how far is one way?

Back

One way is 119 miles (238 miles divided by 2).