Unit 7B Decimal Computation Review

Front

What is estimation in mathematics?

Back

Estimation is a method used to find an approximate value that is close to the actual answer, often used when exact calculations are not necessary.

Front

Estimate the product of 2.83 and 6.7.

Back

Approximately 18.961.

Front

What is the product of 10.8 and 8.6?

Back

92.88.

Front

Estimate the product of 4.9 and 12.3.

Back

Approximately 60.27.

Front

What is the result of 54 divided by 0.06?

Back

900.

Front

What is the product of 62 and 0.37?

Back

22.94.

Front

How do you round numbers for estimation?

Back

To round numbers, look at the digit to the right of the place you are rounding to. If it's 5 or more, round up; if it's less than 5, round down.

Front

What is a decimal?

Back

A decimal is a fraction expressed in a special form, where the denominator is a power of ten, often used to represent numbers that are not whole.

Front

What does the term 'product' mean in mathematics?

Back

The product is the result of multiplying two or more numbers together.

Front

What does the term 'quotient' mean in mathematics?

Back

The quotient is the result of dividing one number by another.