Unit 6 Review

Front

What is the formula to calculate the total earnings from picking crates of berries?

Back

Total Earnings = Earnings per crate x Number of crates picked.

Front

How do you estimate the area of a rectangle?

Back

Area = Length x Width.

Front

What does the term 'step-counter' refer to in the context of walking?

Back

A step-counter is a device that counts the number of steps taken by a person.

Front

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

Back

Total Cost = (Price of item 1 x Quantity of item 1) + (Price of item 2 x Quantity of item 2) + ...

Front

What is the result of multiplying a decimal by a power of ten?

Back

To multiply a decimal by a power of ten, move the decimal point to the right by the number of zeros in the power of ten.

Front

If Jayden picks 4 crates of berries and earns $2.75 per crate, how much does he earn?

Back

Jayden earns $11 (2.75 x 4 = 11).

Front

What is the best way to estimate the area of a photograph measuring 9.2 inches by 3.8 inches?

Back

Round the dimensions to the nearest whole numbers (9 x 4) and multiply to estimate the area (36 square inches).

Front

How do you convert a multiplication of a decimal by a whole number into a simpler form?

Back

You can express the multiplication as a fraction or use mental math to simplify the calculation.

Front

What is the total cost for Bruce if he buys 3 movies at $8.24 each and 5 books at $7.65 each?

Back

Total Cost = (3 x 8.24) + (5 x 7.65) = $62.97.

Front

How do you calculate the number of steps walked if the step-counter shows 4.5 x 100?

Back

Multiply 4.5 by 100 to find the total steps: 4.5 x 100 = 450 steps.