Skip to content
Math Gym
Percentages Guide

Percentages Level 13: 2d% of 3d (mid tens). multiplication train then decimal shift.

1. Left Edge

1. Left Edge
Use the highlighted left edge pair.
raw windows
Use the highlighted left edge pair.

2. Left Cross

2. Left Cross
Add both highlighted pairs.
raw windows
Add both highlighted pairs. Carry waits for settle.

3. Center Stack

3. Center Stack
Add all 3 highlighted pairs.
raw windows
Add all 3 highlighted pairs. Carry waits for settle.

4. Right Cross

4. Right Cross
Add both highlighted pairs.
raw windows
Add both highlighted pairs. Carry waits for settle.

5. Right Edge

5. Right Edge
Use the highlighted right edge pair.
raw windows
Use the highlighted right edge pair. Carry waits for settle.

6. Settle strip

6. Settle strip
Settle once.
Keep ones; carry moves left.raw windows
settled strip
0 | 16 | 28 | 14 | 12 -> 18952.

7. Place decimal

7. Place decimal
18952 / 100 = 189.52.