Lesson Worksheet: Making a Whole: Halves, Thirds, and Quarters Mathematics

In this worksheet, we will practice using models of halves, thirds, and quarters to find two fractions with the same denominator which sum up to one.

Q1:

There are thirds in a whole.

Q2:

Victoria is going to color one-quarter of this circle blue and three-quarters of it orange.

Will the whole shape be colored?

  • Ano
  • Byes

Q3:

How many halves are there in 1? Use the figures to help you.

Q4:

One orange = halves.

Q5:

The picture shows a whole apple.

How many halves are there in an apple?

How many quarters are there in an apple?

Q6:

Which of the following represents one whole?

  • AThree-quarters
  • BThree-thirds
  • CTwo-quarters
  • DTwo-thirds

Q7:

Fill in the blank: There are halves in a whole.

Q8:

Ethan ordered a pizza and ate one-third of it. After an hour, he ate another one-third of it. Did Ethan eat the whole pizza?

  • AYes
  • BNo

Q9:

Fill in the blank: There are quarters in a whole.

Q10:

What number is missing? 3=1

Q11:

Complete the following sentence: 23 and make a whole.

  • A13
  • B33
  • C23

Q12:

What number is missing?

Q13:

How many quarters are equal to 1?

Q14:

Pick the fraction that completes the sentence: =1.

  • A23
  • B13
  • C14
  • D33

Q15:

The shaded part of the picture represents one-third of a shape.

How many thirds are in the whole shape?

Q16:

Look at this picture. It has 13 shaded.

Which of these pictures could you combine with the picture above so that the shaded parts represent one whole?

  • A
  • B
  • C

Q17:

Look at this picture. It shows one equal part.

How many more equal parts are needed to make a whole circle?

Q18:

Look at this picture. The green triangle shows 14.

Which of these pictures could you combine with the picture above so that the green parts represent one whole?

  • A
  • B
  • C

Q19:

Mason and Elizabeth are eating sandwiches.

What fraction is Mason’s sandwich cut into?

  • AThirds
  • BHalves
  • CQuarters

What fraction is Elizabeth’s sandwich cut into?

  • AHalves
  • BThirds
  • CQuarters

Q20:

Look at this figure. One quarter of the shape is shaded.

How many quarters are there in the whole shape?

Q21:

Look at this picture. Four quarters of one square are shaded, and two quarters of another square are shaded.

How many quarters are there in one whole square?

Q22:

Complete the following number sentence: +13=1.

  • A23
  • B1
  • C33
  • D13

Q23:

Which of the following fractions is equal to 1?

  • A23
  • B44
  • C13
  • D12
  • E14

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