Show Work: <span>Calculate 9 x 8, which is 72. Since 72 is two-digit, we carry the first digit 7 to the next column. </span> 3 <span>Calculate 8 x 8, which is 64. Now add the carry digit of 7, which is 71. Since 71 is two-digit, we carry the first digit 7 to the next column. </span> 4 <span>Calculate 7 x 8, which is 56. Now add the carry digit of 7, which is 63. Since 63 is two-digit, we carry the first digit 6 to the next column. </span>
5 <span>Calculate 2 x 8, which is 16. Now add the carry digit of 6, which is 22. Since 22 is two-digit, we carry the first digit 2 to the next column. </span> 6 <span>Calculate 4 x 8, which is 32. Now add the carry digit of 2, which is 34. Since 34 is two-digit, we carry the first digit 3 to the next column. </span> 7 <span>Bring down the carry digit of 3. </span> 8 <span>Calculate 9 x 7, which is 63. Since 63 is two-digit, we carry the first digit 6 to the next column. </span> 9 <span>Calculate 8 x 7, which is 56. Now add the carry digit of 6, which is 62. Since 62 is two-digit, we carry the first digit 6 to the next column. </span> 10 <span>Calculate 7 x 7, which is 49. Now add the carry digit of 6, which is 55. Since 55 is two-digit, we carry the first digit 5 to the next column. </span> 11 <span>Calculate 2 x 7, which is 14. Now add the carry digit of 5, which is 19. Since 19 is two-digit, we carry the first digit 1 to the next column. </span> 12 <span>Calculate 4 x 7, which is 28. Now add the carry digit of 1, which is 29. Since 29 is two-digit, we carry the first digit 2 to the next column. </span>
13 <span>Bring down the carry digit of 2. </span> 14 <span>Calculate 9 x 6, which is 54. Since 54 is two-digit, we carry the first digit 5 to the next column. </span> 15 <span>Calculate 8 x 6, which is 48. Now add the carry digit of 5, which is 53. Since 53 is two-digit, we carry the first digit 5 to the next column. </span>
16 <span>Calculate 7 x 6, which is 42. Now add the carry digit of 5, which is 47. Since 47 is two-digit, we carry the first digit 4 to the next column. </span>
17 <span>Calculate 2 x 6, which is 12. Now add the carry digit of 4, which is 16. Since 16 is two-digit, we carry the first digit 1 to the next column. </span>
18 <span>Calculate 4 x 6, which is 24. Now add the carry digit of 1, which is 25. Since 25 is two-digit, we carry the first digit 2 to the next column. </span>
19 <span>Bring down the carry digit of 2. </span>
20 <span>Calculate 9 x 4, which is 36. Since 36 is two-digit, we carry the first digit 3 to the next column. </span> 21 <span>Calculate 8 x 4, which is 32. Now add the carry digit of 3, which is 35. Since 35 is two-digit, we carry the first digit 3 to the next column. </span> 22 <span>Calculate 7 x 4, which is 28. Now add the carry digit of 3, which is 31. Since 31 is two-digit, we carry the first digit 3 to the next column. </span> 23 <span>Calculate 2 x 4, which is 8. Now add the carry digit of 3, which is 11. Since 11 is two-digit, we carry the first digit 1 to the next column. </span> 24 <span>Calculate 4 x 4, which is 16. Now add the carry digit of 1, which is 17. Since 17 is two-digit, we carry the first digit 1 to the next column. </span> 25 <span>Bring down the carry digit of 1. </span> 26 <span>Calculate 9 x 5, which is 45. Since 45 is two-digit, we carry the first digit 4 to the next column. </span> 27 <span>Calculate 8 x 5, which is 40. Now add the carry digit of 4, which is 44. Since 44 is two-digit, we carry the first digit 4 to the next column. </span> 28 <span>Calculate 7 x 5, which is 35. Now add the carry digit of 4, which is 39. Since 39 is two-digit, we carry the first digit 3 to the next column. </span> 29 <span>Calculate 2 x 5, which is 10. Now add the carry digit of 3, which is 13. Since 13 is two-digit, we carry the first digit 1 to the next column. </span> 30 <span>Calculate 4 x 5, which is 20. Now add the carry digit of 1, which is 21. Since 21 is two-digit, we carry the first digit 2 to the next column. </span> 31 <span>Bring down the carry digit of 2. </span> 32 <span>Calculate 342312 + 2995230 + 25673400 + 171156000 + 2139450000, which is 2339616942</span> <span> </span>
If I understand your question correctly then it's simple all you have to do is use the numbers in the place of the b and c so the question would be what is 8-7 which equals 1