Skip to content

Learn

Division

Level 21 / mastery

4d / 2d (tiny divisor)

4 visual steps / large quotient chunks

1. Estimate slot

1236 / 121. Estimate slotBuild quotient chunks; track left.1236/12quotient slots10012 x 100 = 1200;36 left12 x 3 = 36; 0left100 + 3 = 103; 0left
Start with the biggest useful 12 group.

Start with the biggest useful 12 group.

2. Track left

1236 / 122. Track leftBuild quotient chunks; track left.1236/12quotient slots100312 x 100 = 1200;36 left12 x 3 = 36; 0left100 + 3 = 103; 0left
Subtract each checked product.

Subtract each checked product.

3. Combine slots

1236 / 123. Combine slotsBuild quotient chunks; track left.1236/12quotient slots100312 x 100 = 1200;36 left12 x 3 = 36; 0left100 + 3 = 103; 0left
Remainder hits 0; read 103.

Remainder hits 0; read 103.

4. Read quotient

1236 / 124. Read quotientBuild quotient chunks; track left. Read quotient 1236 / 12 = 103 check: 103 x 12 = 1236Read 1236 / 12 = 103; 103 x 12 checksit.
Read 1236 / 12 = 103; 103 x 12 checks it.

Read 1236 / 12 = 103; 103 x 12 checks it.

Practice Level 21

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

Start Level