Fractions: Halves, Thirds, and Fourths — Answer Key
Part A: Fill in the Blank
Write the missing word or number on each line.
1. One-fourth of 8 is 2.
Dividing 6 cookies into 3 equal groups gives 2 cookies each. However, sharing between 2 friends means 6 ÷ 2 = 3. Each gets 3.
2. One-third of 9 is 3.
To find one-half of 6, divide 6 by 2. Half of 6 is 3.
3. One-half of 10 is 5.
To find one-half of 10, divide 10 by 2. Half of 10 is 5.
4. One-third of 6 is 2.
To find one-fourth of 8, divide 8 by 4. One-fourth of 8 is 2.
5. One-half of 4 is 2.
To find one-half of 4, divide 4 by 2. Half of 4 is 2.
6. One-fourth of 12 is 3.
To find one-third of 9, divide 9 by 3. One-third of 9 is 3.
7. One-half of 8 is 4.
To find one-third of 12, divide 12 by 3. One-third of 12 is 4.
8. The fraction 12 is the largest: 12, 13, or 14.
2 out of 4 equal parts is 24, which is the same as 12.
9. One-third of 12 is 4.
To find one-fourth of 16, divide 16 by 4. One-fourth of 16 is 4.
Part B: Matching
Match each item on the left to the correct answer on the right.
1. Match each item to its correct answer.
12 of 6
→ 3
5
13 of 12
→ 4
2
14 of 8
→ 2
3
12 of 10
→ 5
4
To find a fraction of a number, divide the number by the denominator. 6÷2=3, 12÷3=4, 8÷4=2, and 10÷2=5.