Estimating Products of Decimals

Front

What is the estimated product of 2.1 and 3.7?

Back

About 8.

Front

If 1 pound of bananas costs $0.95, how much would 1.78 pounds cost?

Back

About $2.

Front

How many Earth years are equal to 3.2 years on Saturn?

Back

About 90 years.

Front

What is the estimated product of 26.3 and 9.7?

Back

About 260.

Front

If a helicopter flies at 44.7 km/h, how far can it travel in 2.5 hours?

Back

About 120 km.

Front

What is the process of estimating a product of decimals?

Back

Round each decimal to a whole number, then multiply.

Front

Why is estimating products useful in real-life situations?

Back

It helps to quickly assess costs, distances, and other quantities without exact calculations.

Front

What is the estimated product of 4.5 and 2.3?

Back

About 10.

Front

How do you round 2.9 to the nearest whole number?

Back

Round up to 3.

Front

What is the estimated product of 5.6 and 1.4?

Back

About 8.