Squares Level 13: 3d square H:4-6 TU:1-3. multiplication window train. 1. Left Edge412 squared equals 412 times itself1. Left EdgeUse the highlighted left edge pair.412times4124x4162 pairs3 pairs2 pairs2x2Active multiplication train windowraw windowsraw -> 16 | _ | _ | _ | _Use the highlighted left edge pair. Carry waits for settle.2. Left Cross2. Left CrossAdd both highlighted pairs.412times4124x4162 pairs83 pairs2 pairs2x2Active multiplication train windowraw windowsraw -> 16 | 8 | _ | _ | _Add both highlighted pairs.3. Center Stack3. Center StackAdd all 3 highlighted pairs.412times4124x4162 pairs83 pairs172 pairs2x2Active multiplication train windowraw windowsraw -> 16 | 8 | 17 | _ | _Add all 3 highlighted pairs. Carry waits for settle.4. Right Cross4. Right CrossAdd both highlighted pairs.412times4124x4162 pairs83 pairs172 pairs42x2Active multiplication train windowraw windowsraw -> 16 | 8 | 17 | 4 | _Add both highlighted pairs.5. Right Edge5. Right EdgeUse the highlighted right edge pair.412times4124x4162 pairs83 pairs172 pairs42x24Active multiplication train windowraw windowsraw -> 16 | 8 | 17 | 4 | 4Use the highlighted right edge pair.6. Settle strip6. Settle stripSettle once.Keep ones; carry moves left.raw windows16 | 8 | 17 | 4 | 4settled strip16 | 9 | 7 | 4 | 4Final multiplication answer16 | 8 | 17 | 4 | 4 -> 169744.