Estimating and Measuring lengths

Front

What is the tool used to measure lengths accurately?

Back

Ruler

Tags

CCSS.2.MD.A.1

Front

How do you read a ruler to find the length?

Back

Look at the number where the end of the object lines up on the ruler.

Tags

CCSS.2.MD.A.3

Front

What is the measurement of an object that is 11 1/2 inches long?

Back

11 1/2 in.

Tags

CCSS.2.MD.A.3

Front

What is the measurement of an object that is 8 1/2 inches long?

Back

8 1/2 in.

Tags

CCSS.2.MD.A.3

Front

What tool would you use to measure a book?

Back

Ruler

Tags

CCSS.2.MD.A.1

Front

What tool would you use to measure a block?

Back

Ruler

Tags

CCSS.2.MD.A.1

Front

What tool would you use to measure a pencil?

Back

Ruler

Tags

CCSS.2.MD.A.1

Front

What is the difference between inches and centimeters?

Back

Inches are larger than centimeters; 1 inch = 2.54 cm.

Tags

CCSS.2.MD.A.2

Front

What is an estimate?

Back

An estimate is a rough calculation of a number.

Front

Why is it important to measure accurately?

Back

Accurate measurements help ensure that things fit together properly.