Coding Decoding Worksheet
How to think it through (Letter by letter): Write the word above its code and compare each pair of letters. Find the rule: the same move (+1, −2 …), opposite letters (A ↔ Z, B ↔ Y), or the word reversed. Apply the same rule to the new word. After Z comes A again.
NameDateTime takenScore ___ / 40
- 1.If LAMP is written as KZLO, how is BALL written in the same code? (a) CBMM (b) ZYJJ (c) AZKK (d) BALL
- 2.If GOLD is written as EMPH, how is JUMP written in the same code? (a) PMUJ (b) OLTI (c) QNVK (d) KVNQ
- 3.If FISH is written as ITJG, how is BALL written in the same code? (a) CBMM (b) LLAB (c) KKZA (d) MMBC
- 4.If TREE is written as USFF, how is PARK written in the same code? (a) LSBQ (b) QBSL (c) RCTM (d) OZQJ
- 5.If BALL is written as YZOO, how is LAMP written in the same code? (a) MBNQ (b) NYMJ (c) OZNK (d) PAOL
- 6.If FISH is written as DGQF, how is FROG written in the same code? (a) HTQI (b) EQNF (c) COLD (d) DPME
- 7.If FISH is written as URHS, how is BELL written in the same code? (a) CFMM (b) XUNN (c) ZWPP (d) YVOO
- 8.If DRUM is written as WIFN, how is COLD written in the same code? (a) WKNV (b) YMPX (c) DPME (d) XLOW
- 9.If SUN is written as RTM, how is LION written in the same code? (a) LION (b) JGML (c) MJPO (d) KHNM
- 10.If NEST is written as TSEN, how is TREE written in the same code? (a) EERT (b) USFF (c) FFSU (d) DDQS
- 11.If KITE is written as PRGV, how is LION written in the same code? (a) NQKL (b) ORLM (c) PSMN (d) MJPO
- 12.If BALL is written as NNCD, how is COLD written in the same code? (a) BJMA (b) DLOC (c) EQNF (d) FNQE
- 13.If CAT is written as XZG, how is FROG written in the same code? (a) GSPH (b) THKS (c) VJMU (d) UILT
- 14.If BELL is written as CFMM, how is SUN written in the same code? (a) UWP (b) RTM (c) OVT (d) TVO
- 15.If SHIP is written as HSRK, how is HAND written in the same code? (a) IBOE (b) RYLV (c) TANX (d) SZMW
- 16.If JUMP is written as ROWL, how is TREE written in the same code? (a) CCPR (b) VTGG (c) EERT (d) GGTV
- 17.If SUN is written as OVT, how is BALL written in the same code? (a) LLAB (b) KKZA (c) MMBC (d) CBMM
- 18.If BOOK is written as YLLP, how is DRUM written in the same code? (a) VHEM (b) XJGO (c) ESVN (d) WIFN
- 19.If RAIN is written as IZRM, how is BALL written in the same code? (a) ZAPP (b) XYNN (c) CBMM (d) YZOO
- 20.If DRUM is written as MURD, how is WIND written in the same code? (a) EOJX (b) CMHV (c) XJOE (d) DNIW
- 21.If KITE is written as ETIK, how is DOG written in the same code? (a) FNC (b) HPE (c) GOD (d) EPH
- 22.If HAND is written as IBOE, how is MILK written in the same code? (a) OKNM (b) NJML (c) LMJN (d) LHKJ
- 23.If KITE is written as NLWH, how is RAIN written in the same code? (a) VEMR (b) UDLQ (c) TCKP (d) OXFK
- 24.If BALL is written as NNCD, how is SUN written in the same code? (a) NUS (b) UWP (c) LSQ (d) PWU
- 25.If SHIP is written as RGHO, how is DOG written in the same code? (a) CNF (b) BME (c) EPH (d) DOG
- 26.If GOLD is written as DLOG, how is CAT written in the same code? (a) SZB (b) DBU (c) TAC (d) UBD
- 27.If PARK is written as JQZO, how is WIND written in the same code? (a) VHMC (b) EOJX (c) DNIW (d) CMHV
- 28.If TREE is written as FFSU, how is CAT written in the same code? (a) TAC (b) DBU (c) SZB (d) UBD
- 29.If LAMP is written as OLZK, how is BOAT written in the same code? (a) TAOB (b) ANZS (c) UBPC (d) SZNA
- 30.If DOG is written as GOD, how is STAR written in the same code? (a) TUBS (b) RATS (c) QZSR (d) SBUT
- 31.If BOOK is written as KOOB, how is CAT written in the same code? (a) UBD (b) DBU (c) SZB (d) TAC
- 32.If WIND is written as DNIW, how is SHIP written in the same code? (a) TIJQ (b) PIHS (c) OHGR (d) QJIT
- 33.If LION is written as ORLM, how is MILK written in the same code? (a) MQNO (b) NROP (c) NJML (d) OSPQ
- 34.If JUMP is written as QNVK, how is COLD written in the same code? (a) DPME (b) DLOC (c) CKNB (d) EMPD
- 35.If MOON is written as OPPN, how is HAND written in the same code? (a) DNAH (b) CMZG (c) IBOE (d) EOBI
- 36.If TREE is written as GGTV, how is FISH written in the same code? (a) HKUJ (b) FQGD (c) HSIF (d) JUKH
- 37.If FROG is written as FNQE, how is TOYS written in the same code? (a) TZPU (b) RXNS (c) SNXR (d) SYOT
- 38.If GOLD is written as IQNF, how is KITE written in the same code? (a) MKVG (b) IGRC (c) LJUF (d) NLWH
- 39.If COLD is written as FROG, how is WIND written in the same code? (a) ZLQG (b) YKPF (c) AMRH (d) TFKA
- 40.If JUMP is written as PMUJ, how is CAT written in the same code? (a) TAC (b) SZB (c) UBD (d) DBU
Answer key
- AZKK
- QNVK
- MMBC
- QBSL
- OZNK
- DPME
- YVOO
- XLOW
- KHNM
- EERT
- ORLM
- FNQE
- UILT
- TVO
- SZMW
- GGTV
- MMBC
- WIFN
- YZOO
- DNIW
- GOD
- NJML
- UDLQ
- PWU
- CNF
- TAC
- CMHV
- UBD
- SZNA
- RATS
- TAC
- PIHS
- NROP
- EMPD
- EOBI
- JUKH
- RXNS
- MKVG
- ZLQG
- TAC
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