Add, Subtract, Multiply, Divide Decimals

Front

What is the process of adding decimals?

Back

Adding decimals involves aligning the decimal points and adding each column, carrying over if necessary.

Front

What is the process of subtracting decimals?

Back

Subtracting decimals involves aligning the decimal points and subtracting each column, borrowing if necessary.

Front

What is the process of multiplying decimals?

Back

To multiply decimals, multiply the numbers as if they were whole numbers, then count the total number of decimal places in both factors and place the decimal in the product accordingly.

Front

What is the process of dividing decimals?

Back

To divide decimals, move the decimal point in the divisor to make it a whole number, then move the decimal point in the dividend the same number of places and divide as usual.

Front

What is the value of 712.67 - 10.7?

Back

701.97

Front

What is the value of 97.3 x 1.8?

Back

175.14

Front

If a lumber yard charges $1.37 per yard and a crew buys 94 yards, how much do they spend?

Back

$128.78

Front

If each movie ticket costs $8.55 and 4 friends buy tickets, plus $7.43 for popcorn, what is the total cost?

Back

$41.63

Front

What is the total cost of 2 child tickets at $5.99 each, 1 adult ticket at $12.99, 3 lunches at $7.49 each, and 3 waters at $4 each?

Back

$59.44

Front

What is the definition of a decimal?

Back

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