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Cogito

Grade 3 Math · Chapter 6 · Lesson 4

Practice Worksheet

Measuring to Halves and Fourths

A ruler has marks between the numbers.

10 problems · about 13 minutes · 3.MD.B.4

NameDate

Figures — use these to answer the problems

The small marks are fourths of an inch.
012341/42/43/41/42/43/41/42/43/41/42/43/4
Whole inches2
Figure 1
Measure the object and read where it ends.
inches
Object length3
Figure 2

Warm-Up Review

From earlier lessons. Loosen up before the new work.

3 problems

  1. From “Two-Step Graph Problems”

    Bars of 40, 15 and 5. How many more is the first than the other two together?

    Answer

  2. From “Scaled Bar Graphs”

    A scale of 5, bar at the seventh mark. What value?

    Answer

  3. From “Scaled Picture Graphs”

    Each picture is 5. A column has 8 pictures. How many?

    Answer

Warm Up

Straightforward practice. Get the method working first.

3 problems

  1. How many fourths make three quarters?

    Answer

  2. Why does a ruler have marks between the numbers?

    • Real lengths land between whole numbers.
    • To make it look detailed.

  3. How many fourths make one half?

    Answer

Build It Up

The same ideas with more to keep track of.

1 problem

  1. How many fourths are in one whole inch?

    Answer

Stretch Yourself

Mixed problems. Work out what kind of question it is before you start.

3 problems

  1. How many fourths are in 2 whole inches?

    Answer

  2. Between Marks

    An object ends halfway between 5 and 6 inches. How many fourths past the 5 is that?

    Answerfourths

  3. Quarter Past

    An object ends one fourth past the 4 inch mark. How many fourths past 4?

    Answerfourth