Numbers 13,30,14,40,...and 0

Front 1

12

Back 1

twelve

Front 2

20

Back 2

twenty

Front 3

13

Back 3

thirteen

Front 4

30

Back 4

thirty

Front 5

14

Back 5

fourteen

Front 6

40

Back 6

forty

Front 7

15

Back 7

fifteen

Front 8

50

Back 8

fifty

Front 9

16

Back 9

sixteen

Front 10

60

Back 10

sixty

Front 11

17

Back 11

seventeen

Front 12

70

Back 12

seventy

Front 13

18

Back 13

eighteen

Front 14

80

Back 14

eighty

Front 15

19

Back 15

nineteen

Front 16

90

Back 16

ninety

Front 17

0

Back 17

zero

oh