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Grid Multiplication. x. 10. 3. 20. 200. 60. 3. 30. 9. 230. 69. 23 x 13. 230 + 69 299 23 x 13 = 299. x. 10. 2. 10. 100. 20. 7. 70. 14. 170. 34. 17 x 12. 170 + 34 204 17 x 12 = 204.
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x 10 3 20 200 60 3 30 9 230 69 23 x 13 230 + 69 299 23 x 13 = 299
x 10 2 10 100 20 7 70 14 170 34 17 x 12 170 + 34 204 17 x 12 = 204
x 10 1 10 100 10 4 40 4 140 14 14 x 11 140 + 14 154 14 x 11 = 154
x 10 3 20 200 60 5 50 15 250 75 25 x 13 250 + 75 325 25 x 13 = 325
x 20 2 30 600 60 1 20 2 620 62 31 x 22 620 + 62 682 31 x 22 = 682