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 SHIP is written as QJIT, how is GOLD written in the same code? (a) DLOG (b) EMPH (c) HPME (d) CKNF
- 2.If LAMP is written as QNBM, how is TOYS written in the same code? (a) RXNS (b) SYOT (c) TZPU (d) UPZT
- 3.If WIND is written as DRMW, how is SUN written in the same code? (a) IGN (b) TVO (c) GEL (d) HFM
- 4.If KITE is written as FUJL, how is HAND written in the same code? (a) CMZG (b) EOBI (c) IBOE (d) DNAH
- 5.If FISH is written as URHS, how is MOON written in the same code? (a) NLLM (b) MKKL (c) NPPO (d) OMMN
- 6.If SHIP is written as UJKR, how is DRUM written in the same code? (a) ESVN (b) FTWO (c) GUXP (d) BPSK
- 7.If BALL is written as MMBC, how is BOOK written in the same code? (a) KOOB (b) JNNA (c) CPPL (d) LPPC
- 8.If BOOK is written as JNNA, how is MILK written in the same code? (a) LHKJ (b) LMJN (c) JKHL (d) KLIM
- 9.If WIND is written as DNIW, how is CAT written in the same code? (a) TAC (b) UBD (c) DBU (d) SZB
- 10.If JUMP is written as PMUJ, how is BOAT written in the same code? (a) SZNA (b) TAOB (c) UBPC (d) CPBU
- 11.If SUN is written as NUS, how is SHIP written in the same code? (a) QJIT (b) TIJQ (c) PIHS (d) OHGR
- 12.If JUMP is written as QFNK, how is HAND written in the same code? (a) TANX (b) SZMW (c) IBOE (d) RYLV
- 13.If COLD is written as DLOC, how is PEN written in the same code? (a) OFQ (b) QFO (c) MDO (d) NEP
- 14.If MILK is written as MNKO, how is DRUM written in the same code? (a) KSPB (b) OWTF (c) MURD (d) FTWO
- 15.If FISH is written as HSIF, how is COLD written in the same code? (a) CKNB (b) DLOC (c) EMPD (d) DPME
- 16.If TREE is written as GGTV, how is JUMP written in the same code? (a) PMUJ (b) LWOR (c) ROWL (d) NKSH
- 17.If DOG is written as WLT, how is BOOK written in the same code? (a) XKKO (b) ZMMQ (c) YLLP (d) CPPL
- 18.If SUN is written as UWP, how is KITE written in the same code? (a) NLWH (b) IGRC (c) LJUF (d) MKVG
- 19.If MILK is written as NROP, how is MOON written in the same code? (a) NPPO (b) MKKL (c) NLLM (d) OMMN
- 20.If COLD is written as DPME, how is BELL written in the same code? (a) MMFC (b) CFMM (c) ADKK (d) DGNN
- 21.If KITE is written as ETIK, how is BOOK written in the same code? (a) CPPL (b) JNNA (c) KOOB (d) LPPC
- 22.If BOAT is written as ZMYR, how is FISH written in the same code? (a) HKUJ (b) EHRG (c) DGQF (d) CFPE
- 23.If MILK is written as NROP, how is LION written in the same code? (a) ORLM (b) PSMN (c) MJPO (d) NQKL
- 24.If RAIN is written as NIAR, how is MILK written in the same code? (a) JKHL (b) LMJN (c) KLIM (d) NJML
- 25.If BALL is written as LLAB, how is MILK written in the same code? (a) KLIM (b) JKHL (c) NJML (d) LMJN
- 26.If PARK is written as LSBQ, how is BALL written in the same code? (a) CBMM (b) LLAB (c) KKZA (d) MMBC
- 27.If LION is written as NOIL, how is MILK written in the same code? (a) LMJN (b) JKHL (c) NJML (d) KLIM
- 28.If SUN is written as PWU, how is NEST written in the same code? (a) RQCL (b) TSEN (c) PGUV (d) VUGP
- 29.If DESK is written as JRDC, how is DOG written in the same code? (a) HPE (b) CNF (c) GOD (d) FNC
- 30.If MILK is written as NROP, how is STAR written in the same code? (a) HGZI (b) IHAJ (c) TUBS (d) GFYH
- 31.If FISH is written as ITJG, how is TOYS written in the same code? (a) RXNS (b) UPZT (c) SYOT (d) TZPU
- 32.If DOG is written as GRJ, how is SUN written in the same code? (a) UWP (b) WYR (c) VXQ (d) PRK
- 33.If MILK is written as KLIM, how is DOG written in the same code? (a) FNC (b) HPE (c) EPH (d) GOD
- 34.If MILK is written as JKHL, how is FISH written in the same code? (a) HSIF (b) ITJG (c) GRHE (d) EHRG
- 35.If BELL is written as KKDA, how is CAT written in the same code? (a) TAC (b) SZB (c) BZS (d) UBD
- 36.If RAIN is written as OJBS, how is FROG written in the same code? (a) GSPH (b) GORF (c) HPSG (d) FNQE
- 37.If DOG is written as GRJ, how is HAND written in the same code? (a) JCPF (b) LERH (c) KDQG (d) EXKA
- 38.If CAKE is written as XZPV, how is PARK written in the same code? (a) QBSL (b) KZIP (c) JYHO (d) LAJQ
- 39.If CAT is written as UBD, how is HAND written in the same code? (a) CMZG (b) EOBI (c) DNAH (d) IBOE
- 40.If CAKE is written as BZJD, how is TREE written in the same code? (a) SQDD (b) TREE (c) RPCC (d) USFF
Answer key
- EMPH
- TZPU
- HFM
- EOBI
- NLLM
- FTWO
- LPPC
- JKHL
- TAC
- TAOB
- PIHS
- SZMW
- NEP
- OWTF
- DLOC
- ROWL
- YLLP
- MKVG
- NLLM
- CFMM
- KOOB
- DGQF
- ORLM
- KLIM
- KLIM
- MMBC
- KLIM
- VUGP
- FNC
- HGZI
- TZPU
- VXQ
- GOD
- GRHE
- SZB
- HPSG
- KDQG
- KZIP
- EOBI
- SQDD
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