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Division

Level 24 / mastery

4d / 2d (non-round)

4 visual steps / large quotient chunks

1. Estimate slot

9072 / 421. Estimate slotBuild quotient chunks; track left.9072/42quotient slots20042 x 200 = 8400;672 left42 x 10 = 420; 252left200 + 10 + 6 =216; 0 left
Start with the biggest useful 42 group.

Start with the biggest useful 42 group.

2. Track left

9072 / 422. Track leftBuild quotient chunks; track left.9072/42quotient slots2001042 x 200 = 8400;672 left42 x 10 = 420; 252left200 + 10 + 6 =216; 0 left
Subtract each checked product.

Subtract each checked product.

3. Combine slots

9072 / 423. Combine slotsBuild quotient chunks; track left.9072/42quotient slots20010642 x 200 = 8400;672 left42 x 10 = 420; 252left200 + 10 + 6 =216; 0 left
Remainder hits 0; read 216.

Remainder hits 0; read 216.

4. Read quotient

9072 / 424. Read quotientBuild quotient chunks; track left. Read quotient 9072 / 42 = 216 check: 216 x 42 = 9072Read 9072 / 42 = 216; 216 x 42 checksit.
Read 9072 / 42 = 216; 216 x 42 checks it.

Read 9072 / 42 = 216; 216 x 42 checks it.

Practice Level 24

Use the visible move, then type only when the answer is clear.

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