Volume Worksheet Generator (Rectangular Prisms)

Volume practice for Grades 3–6. Count the unit cubes in isometric drawings, use V = l × w × h on labelled prisms, work backwards from the volume to a missing side, or split a composite figure into two prisms and add. Choose unit cubes, cm³, in³, ft³ or m³, small to large numbers, and print with an answer key.

Start with Count the cubes so kids see volume as unit cubes filling a box, then move to the formula, missing dimensions and composite figures. Cube drawings stay small enough to count (at most 5 × 4 × 4) at every number range.

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Volume of Rectangular Prisms
Use V = l × w × h to find the volume of each prism.
1Find the volume.
V = × ×
V = cm³
2Find the volume.
V = × ×
V = cm³
3Find the volume.
V = × ×
V = cm³
4Find the volume.
V = × ×
V = cm³
5Find the volume.
V = × ×
V = cm³
6Find the volume.
V = × ×
V = cm³
Answer KeyVolume of Rectangular Prisms
1Find the volume.
V = 4 × 1 × 3
V = 12 cm³
2Find the volume.
V = 5 × 5 × 2
V = 50 cm³
3Find the volume.
V = 4 × 4 × 3
V = 48 cm³
4Find the volume.
V = 5 × 3 × 3
V = 45 cm³
5Find the volume.
V = 1 × 3 × 2
V = 6 cm³
6Find the volume.
V = 2 × 4 × 2
V = 16 cm³