Multiplying Decimals Word Problems

Front

What is a decimal?

Back

A decimal is a fraction whose denominator is a power of ten, represented with a dot (decimal point) separating the whole number from the fractional part.

Front

How do you multiply decimals?

Back

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

Front

What is the importance of the decimal point in multiplication?

Back

The decimal point indicates the value of the digits in a number. When multiplying decimals, the position of the decimal point in the result is crucial for accuracy.

Front

If Carlos bought 5 magazines at $4.79 each, how do you find the total cost?

Back

Multiply the number of magazines (5) by the price of each magazine ($4.79): 5 x 4.79 = $23.95.

Front

What is the total cost for 65 students if each ticket costs $9.50?

Back

Multiply the number of students (65) by the ticket price ($9.50): 65 x 9.50 = $617.50.

Front

How do you calculate total earnings from selling multiple items?

Back

Multiply the number of items sold by the price of each item. For example, if Shelia sells 64 necklaces at $12.45 each, her total earnings are 64 x 12.45 = $796.80.

Front

What is the formula to calculate total earnings over multiple weeks?

Back

Multiply the weekly earnings by the number of weeks. For example, if Sam earns $50.25 per week for 5 weeks, his total earnings are 50.25 x 5 = $251.25.

Front

How do you find total earnings from babysitting over several weeks?

Back

Multiply the weekly earnings by the number of weeks. For example, Jeane earns $62.95 per week for 6 weeks: 62.95 x 6 = $377.70.

Front

What is the significance of rounding in decimal multiplication?

Back

Rounding can simplify calculations but may lead to less accurate results. It's important to consider the context when deciding whether to round.

Front

What is a word problem in mathematics?

Back

A word problem is a mathematical question presented in a narrative form, requiring interpretation and problem-solving skills to find the answer.