L26 · Volume

1. 1.

   Find the volume of a 6 by 8 by 2 rectangular prism (cm).

   Answer. 96 cubic cm

   V = ℓwh = 6 × 8 × 2 = 96.

2. 2.

   Find the volume of a 5 by 8 by 7 rectangular prism (cm).

   Answer. 280 cubic cm

   V = ℓwh = 5 × 8 × 7 = 280.

3. 3.

   Find the volume of a 5 by 4 by 5 rectangular prism (cm).

   Answer. 100 cubic cm

   V = ℓwh = 5 × 4 × 5 = 100.

4. 4.

   Find the volume of a 5 by 7 by 2 rectangular prism (cm).

   Answer. 70 cubic cm

   V = ℓwh = 5 × 7 × 2 = 70.

5. 5.

   Ava packs 2 identical 8 by 5 by 6 cm boxes into a crate. What total volume do the boxes take?

   Answer. 480 cubic cm

   One box is 240. 2 boxes: 480 cubic cm.

6. 6.

   Ava packs 2 identical 8 by 4 by 7 cm boxes into a crate. What total volume do the boxes take?

   Answer. 448 cubic cm

   One box is 224. 2 boxes: 448 cubic cm.

7. 7.

   Mei packs 2 identical 3 by 6 by 3 cm boxes into a crate. What total volume do the boxes take?

   Answer. 108 cubic cm

   One box is 54. 2 boxes: 108 cubic cm.

8. 8.

   Nora packs 3 identical 6 by 5 by 4 cm boxes into a crate. What total volume do the boxes take?

   Answer. 360 cubic cm

   One box is 120. 3 boxes: 360 cubic cm.

9. 9.

   Grace packs 2 identical 9 by 5 by 7 cm boxes into a crate. What total volume do the boxes take?

   Answer. 630 cubic cm

   One box is 315. 2 boxes: 630 cubic cm.

10. 10.

    Mei packs 3 identical 6 by 5 by 4 cm boxes into a crate. What total volume do the boxes take?

    Answer. 360 cubic cm

    One box is 120. 3 boxes: 360 cubic cm.

11. 11.

    Think

    Jonah added 4 + 2 + 6 = 12 for the volume of a 4 by 2 by 6 cm prism. What is the actual volume?

    Answer. 48 cubic cm

    Volume is the product: 4 × 2 × 6 = 48 cubic cm.

12. 12.

    Think

    Grace added 3 + 4 + 3 = 10 for the volume of a 3 by 4 by 3 cm prism. What is the actual volume?

    Answer. 36 cubic cm

    Volume is the product: 3 × 4 × 3 = 36 cubic cm.

Original extra practice. Keys are computed from the items, not guessed.