Estimating Quantities

Is a mug more, about the same, or less than a liter?

• more than a liter

• about the same as a liter

• less than a liter

Tags

CCSS.3.MD.A.2

• A.

• B.

• C.

• D.

Tags

CCSS.4.MD.A.1

Estimate using a single digit times a power of ten.

1,894,456

Tags

CCSS.8.EE.A.3

The diameter of a speck of dust is about 0.00002 inches. Which of these is an appropriate estimate for the diameter of the speck of dust?

• 2 × 10^–5 in.

• 2 × 10^–4 in.

• 2 × 10⁵ in.

Tags

CCSS.8.EE.A.3

Which of the following would be a reasonable estimate for the weight of a pencil?

• 1x10^-20 lb

• 1x10² lb

• 1x10²⁰ lb

• 1x10^-2 lb

Tags

CCSS.8.EE.A.3

What can (2.5 x 10^8) be estimated as for easier comparison in scientific notation?

• (2 x 10^8)

• (3 x 10^8)

• (2.5 x 10^7)

• (3 x 10^9)

Tags

CCSS.8.EE.A.3

The diameter of the planet Mercury is approximately 3 x 10³ miles. The diameter of the planet Jupiter is approximately 30 times as large as the diameter of the planet Mercury. Which of the following is the best estimate for the diameter of Jupiter?

• 9 x 10⁵ miles

• 9 x 10⁴ miles

• 1 x 10⁴ miles

• 1 x 10⁵ miles

Tags

CCSS.8.EE.A.3

In 2016 the world population was about 7,492,000,000. The population of England was about 55,270,000. Approximately how many times greater was the population of the world than the population of England?

Mathematical Equivalence

ON

Tags

CCSS.8.EE.A.3

Estimate by using a single digit times a power of ten.

0.0000578

Tags

CCSS.8.EE.A.3

The diameter of a grain of sand measures about 0.06 mm. The diameter of a grain of salt is 0.03 mm. About how many times larger is the diameter of a grain of sand than a grain of salt? Express your answer as a single digit times a power of ten.

Mathematical Equivalence

ON

Tags

CCSS.8.EE.A.3