Worksheet directions

Grade 4 • Review • Choose a strategy for each problem. Explain or check your thinking where requested.

Sample questions

1. A rectangle has area 255 square units and one side of 3 units. Find the missing side by splitting the area into 240 and 15 square units. Answer: ___
2. A student finds side lengths 30 and 4 for the two parts, then multiplies them to find the whole side. Explain and give the correct side. Answer: ___
3. A rectangle has area 312 square units and one side of 6 units. Find the missing side by splitting the area into 300 and 12 square units. Answer: ___
4. A rectangle has area 427 square units and one side of 7 units. Find the missing side by splitting the area into 420 and 7 square units. Answer: ___
5. A rectangle has area 576 square units and one side of 8 units. Find the missing side by splitting the area into 560 and 16 square units. Answer: ___
6. A rectangle has area 230 square units and one side of 5 units. Find the missing side by splitting the area into 200 and 30 square units. Answer: ___

See the preview for diagrams, answer spaces, and the complete layout.

Common Core connections

Source labels: 4.NBT.B.6. Review the learning goals below to check the fit for your class.

• 4.NBT.B.6 — Divide with up to four-digit dividends

Bring it into your lesson

Open this worksheet in Sparkclass to copy it to your Files. Check the resulting layout before sharing it with students.