1225 * 433, 5213 * 109, 4525 * 202, 2520 * 345, 4015 * 109, 6002 * 108, 3701 * 201, 2085 * 213, 4031 * 230, 2523 * 108

1. 1225 * 433 = 530425 $ \begin{array}{r} 1225 \\ \times 433 \\ \hline 3675 \\ 36750 \\ 490000 \\ \hline 530425 \end{array}$ 2. 5213 * 109 = 568217 $ \begin{array}{r} 5213 \\ \times 109 \\ \hline 46917 \\ 521300 \\ \hline 568217 \end{array}$ 3. 4525 * 202 = 914050 $ \begin{array}{r} 4525 \\ \times 202 \\ \hline 9050 \\ 00000 \\ 905000 \\ \hline 914050 \end{array}$ 4. 2520 * 345 = 869400 $ \begin{array}{r} 2520 \\ \times 345 \\ \hline 12600 \\ 100800 \\ 756000 \\ \hline 869400 \end{array}$ 5. 4015 * 109 = 437635 $ \begin{array}{r} 4015 \\ \times 109 \\ \hline 36135 \\ 401500 \\ \hline 437635 \end{array}$ 6. 6002 * 108 = 648216 $ \begin{array}{r} 6002 \\ \times 108 \\ \hline 48016 \\ 600200 \\ \hline 648216 \end{array}$ 7. 3701 * 201 = 743901 $ \begin{array}{r} 3701 \\ \times 201 \\ \hline 3701 \\ 00000 \\ 740200 \\ \hline 743901 \end{array}$ 8. 2085 * 213 = 444105 $ \begin{array}{r} 2085 \\ \times 213 \\ \hline 6255 \\ 20850 \\ 417000 \\ \hline 444105 \end{array}$ 9. 4031 * 230 = 927130 $ \begin{array}{r} 4031 \\ \times 230 \\ \hline 0000 \\ 120930 \\ 806200 \\ \hline 927130 \end{array}$ 10. 2523 * 108 = 272484 $ \begin{array}{r} 2523 \\ \times 108 \\ \hline 20184 \\ 252300 \\ \hline 272484 \end{array}$