Decimal Operations & Word Problems

Front

What is the estimated difference of 20.11 - 13.27?

Back

10

Front

Calculate 32.5 x 7.4.

Back

240.5

Front

If a gallon of water weighs about 8.35 pounds, how much do 4.5 gallons weigh?

Back

37.575 pounds

Front

What is 43.53 + 27.67?

Back

71.2

Front

Choose the best estimate for the sum 43.53 + 27.67.

Back

70

Front

What is the definition of a decimal?

Back

A decimal is a fraction expressed in a special form, where the denominator is a power of ten.

Front

What does it mean to estimate in math?

Back

To estimate means to find an approximate value that is close to the exact answer.

Front

What is the process of addition?

Back

Addition is the mathematical operation of combining two or more numbers to get a total.

Front

What is the process of subtraction?

Back

Subtraction is the mathematical operation of taking one number away from another.

Front

What is multiplication?

Back

Multiplication is the mathematical operation of combining equal groups to find the total.