Measurements -- Intervals

Most rulers include hash marks of varying lengths to indicate the different measurement intervals. For example, the shorter the hash mark, the shorter the unit of measurement.

In the accompanying image, horizontal lines have been added to identify each group of hash marks. The longest hash marks -- those extending all the way down to the solid BLACK line -- represent __________.

• sixteenths of an inch

• eighths of an inch

• fourths of an inch

• halves of an inch

• whole inches

Hash marks extending down to the dotted BLUE line represent __________.

• sixteenths of an inch

• eighths of an inch

• fourths of an inch

• halves of an inch

Hash marks extending down to the dotted RED line represent __________.

• sixteenths of an inch

• eighths of an inch

• fourths of an inch

• halves of an inch

Hash marks extending down to the dotted YELLOW line represent __________.

• sixteenths of an inch

• eighths of an inch

• fourths of an inch

• halves of an inch

Hash marks extending down to the dotted GREEN line represent __________.

• sixteenths of an inch

• eighths of an inch

• fourths of an inch

• halves of an inch

In the accompanying image...

what measurement is marked with the RED arrow?

• 1/16"

• 1/8"

• 1/4"

• 1/2"

In the accompanying image...

what measurement is marked with the GREEN arrow?

• 13/16"

• 1/8"

• 1/4"

• 1/2"

In the accompanying image...

what measurement is marked with the BLUE arrow?

• 13/16"

• 1/8"

• 1/4"

• 1/2"

In the accompanying image...

what measurement is marked with the YELLOW arrow?

• 10/16"

• 1/8"

• 5/8"

• 1/2"

Based on the accompanying image...

Measuring to the nearest sixteenth of an inch, what's the length of the shape?

• 1/16"

• 1/8"

• 1/4"

• 1/2"