Decimals and Powers of 10 - Echidna

In Roblox, if you have 0.567 Robux and you want to round it to 2 significant figures, how many Robux do you have?

• 0.57 Robux

• 0.56 Robux

• 0.6 Robux

• 0.5 Robux

You're saving money for a new game. You have $123.456. Round this amount to the nearest dollar.

• $123

• $124

• $120

• $125

In a physics experiment, a particle moves 0.0034 kilometers in a second. What is the place value of 4 in this distance?

• Thousandths

• Hundredths

• Tenths

• Ten-thousandths

A train named Express travels 0.789 kilometers in a minute. Round this distance to 1 significant figure.

• 0.7 kilometers

• 0.8 kilometers

• 1 kilometer

• 0 kilometers

If a Roblox item costs 0.0456 Robux, what is the value of 5 in the price?

• Hundredths

• Thousandths

• Tenths

• Ten-thousandths

Tags

CCSS.8.NS.A.1

You find a rare anime figure priced at $345.678. Round this price to 3 significant figures.

• $346

• $345.7

• $345.68

• $345

A train ticket costs $12.345. What is the cost rounded to the nearest cent?

• $12.34

• $12.35

• $12.3

• $12

In Roblox, if a game pass costs 0.00996 Robux and you round it to 2 significant figures, what is the cost?

• 0.01 Robux

• 0.009 Robux

• 0.00 Robux

• 0.9 Robux

Tags

CCSS.8.NS.A.1

You have $1,234.567 in your bank account. What is the place value of 7?

• Hundredths

• Thousandths

• Tenths

• Ten-thousandths

• 10 kilometers per hour

• 100 kilometers per hour

• 1000 kilometers per hour

• 10000 kilometers per hour

Tags

CCSS.8.EE.A.1

CCSS.8.EE.A.3