Surface of a box

★★★Not the suggested order

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Steps in this unit · Volume and surface area

1 2 3 4

← Surface of a cube Add and subtract equations →

Volume and surface area · Measurement

Find the volume and surface area of boxes and cubes.

This is step 4 of unit 6, “Volume and surface area”, in Stage 7: Dividing fractions and decimals, ratio and percent, circles and volume (ages 13). A round has 10 problems; 90% or better earns three stars. Everything is free with no sign-up, and your stars and XP are saved on this device.