Partitioning Shapes: Halves and Fourths — Answer Key
Part A: Fill in the Blank
Write the missing word or number on each line.
1. When you split a shape into 4 equal parts, each part is one fourth.
Dividing a shape into 4 equal parts means each part is one fourth.
2. A circle split into 2 equal parts has 2 halves.
Splitting into 2 equal parts creates exactly 2 halves.
3. Half of 6 is 3.
6 divided by 2 equals 3.
4. One fourth of 12 is 3.
12 divided by 4 equals 3.
5. Another word for one fourth is one quarter.
Quarter is another word for one fourth, meaning 1 out of 4 equal parts.
6. A sandwich cut into 2 equal pieces gives 2 halves.
Two equal parts of a whole are called halves.
7. 4 quarters make 1 whole.
Four quarters put together equal exactly 1 whole.
8. Half of 10 is 5.
10 divided by 2 equals 5.
Part B: True or False?
Read each sentence. Circle True or False.
1. A shape divided into 4 equal parts is split into fourths.
True False
True — fourths means 4 equal parts.
2. Half of a shape is always bigger than one fourth of the same shape.
True False
True — one half is larger because the whole is divided into fewer parts than with fourths.
3. If a pizza is cut into 3 unequal slices, each slice is one third.
True False
False — thirds require 3 equal parts. Unequal slices are not thirds.
4. 2 halves are the same as 1 whole.
True False
True — two halves put together make exactly 1 whole.
5. A rectangle can be divided into halves.
True False
True — a rectangle can be cut into 2 equal parts, which are halves.