Unit 5 Review

Front

Which equation represents the best estimate for 367 x 29?

Back

400 x 30 = 12,000 is the best estimate.

Front

What is the standard algorithm to find the product of 54 x 62?

Back

The product is 3,348.

Front

If each t-shirt costs $23, how much does the fifth grade make if they sell 134 t-shirts?

Back

The total amount made is $3,082.

Front

What is the area of a rectangle with length 32 feet and width 17 feet using the area model?

Back

The area is 544 square feet.

Front

What is estimation in multiplication?

Back

Estimation is finding a number close to the exact answer, often by rounding.

Front

Define the term 'product' in mathematics.

Back

The product is the result of multiplying two or more numbers.

Front

What is the area model in multiplication?

Back

The area model represents multiplication as the area of a rectangle, breaking numbers into parts.

Front

How do you calculate the area of a rectangle?

Back

Area = length x width.

Front

What is rounding in mathematics?

Back

Rounding is adjusting a number to the nearest specified value.

Front

What is the purpose of using estimation in calculations?

Back

Estimation helps to quickly assess the size of an answer without exact calculations.