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| 440 × 4 = | 660 × 2 = | 330 × 6 = | 670 × 2 = |
| 600 × 2 = | 890 × 2 = | 440 × 5 = | 340 × 5 = |
| 650 × 2 = | 330 × 5 = | 780 × 2 = | 880 × 2 = |
| 550 × 2 = | 800 × 2 = | 590 × 2 = | 900 × 2 = |
| 750 × 2 = | 990 × 2 = | 400 × 3 = | 420 × 5 = |