Fractions: Halves, Thirds, and Fourths — Answer Key
Part A: Sort the Words
Sort each word or number into the correct category box.
1. Sort each word into the correct category.
Fraction
one-halfone-fourthone-third Whole Number
threetenseven Fractions name parts of a whole (one-half, one-fourth, one-third). Whole numbers like three, ten, and seven name complete amounts.
Part B: Fill in the Blank
Write the missing word or number on each line.
1. A shape divided into 2 equal parts shows halves.
Two equal parts are called halves. Each part is one-half of the whole.
2. 14 means one part out of 4 equal parts.
Cutting something into fourths means dividing it into 4 equal parts.
3. A circle split into 3 equal pieces shows thirds.
Three equal parts are called thirds. Each part is one-third of the whole.
4. 12 means one part out of 2 equal parts.
Cutting something in half means dividing it into 2 equal parts.
5. When you cut a pie into 4 equal slices, each slice is one fourth.
When a whole is divided into 4 equal parts, each part is called one-fourth.
Part C: True or False?
Read each statement. Circle True or False.
1. One-half means a shape is divided into 2 equal parts.
True False
One-half is one of two equal parts that make up a whole.
2. One-third is bigger than one-half.
True False
One-fourth is smaller than one-half. The more parts you divide something into, the smaller each part becomes.
3. A shape divided into 4 equal parts shows fourths.
True False
When a shape is divided into 3 equal parts, each part is called a third.
4. One-fourth means a shape has 3 equal parts.
True False
One-third means 1 out of 3 equal parts, not 4. One out of 4 equal parts is one-fourth.