GRADED Decimal Multiplication

Front

What is decimal multiplication?

Back

Decimal multiplication is the process of multiplying numbers that include decimal points. It involves aligning the numbers, ignoring the decimal points during multiplication, and then placing the decimal point in the product based on the total number of decimal places in the factors.

Front

How do you calculate the total cost of multiple items?

Back

To calculate the total cost of multiple items, multiply the price of each item by the quantity purchased and then sum all the individual costs.

Front

If Sarah bought 3 notebooks for $1.50 each, how much did she spend on notebooks?

Back

Sarah spent $4.50 on notebooks (3 notebooks x $1.50 each = $4.50).

Front

What is the formula to find out how long it will take to save a certain amount of money?

Back

The formula is: Total Amount Needed ÷ Amount Earned per Time Period = Number of Time Periods Required.

Front

If Emma earns $7.50 per hour and works 10 hours a week, how much does she earn in one week?

Back

Emma earns $75.00 in one week (10 hours x $7.50 per hour = $75.00).

Front

How do you determine how much more money is needed to reach a savings goal?

Back

Subtract the current amount saved from the total savings goal to find out how much more is needed.

Front

If Riley wants to earn $50 and has already earned $30.80, how much more does she need?

Back

Riley needs $19.20 more to reach her goal ($50 - $30.80 = $19.20).

Front

What is the total cost of buying 4 books at $6.50 each?

Back

The total cost is $26.00 (4 books x $6.50 each = $26.00).

Front

How do you calculate the total cost of items with different prices?

Back

Multiply the quantity of each item by its price and then add all the costs together.

Front

If Olivia bought 3 bookmarks for $1.25 each, how much did she spend on bookmarks?

Back

Olivia spent $3.75 on bookmarks (3 bookmarks x $1.25 each = $3.75).