1×8+1=9 | 12×101=1212 |
12×8+2=98 | 23×101=2323 |
123×8+3=987 | 34×101=3434 |
A.123456789×36=4444444404 | B.123456789×54=6666666606 |
C.123456789×45=5555555505 | D.123456789×63=7777777077 |
A.9876×9+5=88888 | B.9876×9+4=88888 |
C.9876×9+4=8888 | D.9876×9+4=888888 |
A.9876 | B.98765 | C.987654 | D.9876543 |
A.11 | B.111 | C.1111 | D.11111 |