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 DOG is written as WLT, how is STAR written in the same code? (a) HGZI (b) GFYH (c) TUBS (d) IHAJ
- 2.If KITE is written as FUJL, how is STAR written in the same code? (a) SBUT (b) QZSR (c) TUBS (d) RATS
- 3.If LAMP is written as PMAL, how is RAIN written in the same code? (a) SBJO (b) OJBS (c) MHZQ (d) NIAR
- 4.If HAND is written as GZMC, how is SUN written in the same code? (a) RTM (b) TVO (c) SUN (d) QSL
- 5.If LAMP is written as OLZK, how is NEST written in the same code? (a) TSEN (b) UTFO (c) MDRS (d) SRDM
- 6.If GOLD is written as HPME, how is LAMP written in the same code? (a) NCOR (b) QNBM (c) KZLO (d) MBNQ
- 7.If CAT is written as SZB, how is COLD written in the same code? (a) DLOC (b) EMPD (c) CKNB (d) BNKC
- 8.If HAND is written as DNAH, how is COLD written in the same code? (a) EMPD (b) DPME (c) CKNB (d) DLOC
- 9.If PARK is written as KRAP, how is CAKE written in the same code? (a) FLBD (b) DBLF (c) DJZB (d) EKAC
- 10.If FROG is written as GORF, how is RAIN written in the same code? (a) OJBS (b) MHZQ (c) SBJO (d) NIAR
- 11.If KITE is written as PRGV, how is DRUM written in the same code? (a) VHEM (b) ESVN (c) WIFN (d) XJGO
- 12.If MILK is written as OKNM, how is BOOK written in the same code? (a) DQQM (b) ERRN (c) ZMMI (d) CPPL
- 13.If LAMP is written as PMAL, how is COLD written in the same code? (a) CKNB (b) EMPD (c) DPME (d) DLOC
- 14.If TREE is written as EERT, how is BALL written in the same code? (a) KKZA (b) CBMM (c) MMBC (d) LLAB
- 15.If FROG is written as GORF, how is LION written in the same code? (a) MJPO (b) OPJM (c) NOIL (d) MNHK
- 16.If BELL is written as DGNN, how is RAIN written in the same code? (a) UDLQ (b) PYGL (c) SBJO (d) TCKP
- 17.If TOYS is written as RXNS, how is HAND written in the same code? (a) CMZG (b) DNAH (c) EOBI (d) GZMC
- 18.If JUMP is written as QFNK, how is STAR written in the same code? (a) IHAJ (b) HGZI (c) TUBS (d) GFYH
- 19.If BOAT is written as SZNA, how is NEST written in the same code? (a) UTFO (b) MDRS (c) TSEN (d) SRDM
- 20.If BALL is written as LLAB, how is MOON written in the same code? (a) MNNL (b) NOOM (c) NPPO (d) OPPN
- 21.If TOYS is written as TZPU, how is BALL written in the same code? (a) MMBC (b) CBMM (c) LLAB (d) KKZA
- 22.If DRUM is written as ESVN, how is HAND written in the same code? (a) GZMC (b) IBOE (c) JCPF (d) EOBI
- 23.If DOG is written as CNF, how is SUN written in the same code? (a) SUN (b) QSL (c) RTM (d) TVO
- 24.If DESK is written as LTFE, how is BELL written in the same code? (a) MMFC (b) CFMM (c) LLEB (d) KKDA
- 25.If GOLD is written as TLOW, how is SUN written in the same code? (a) IGN (b) TVO (c) GEL (d) HFM
- 26.If BOAT is written as CPBU, how is CAT written in the same code? (a) BZS (b) UBD (c) ECV (d) DBU
- 27.If BALL is written as LLAB, how is KITE written in the same code? (a) FUJL (b) ETIK (c) LJUF (d) DSHJ
- 28.If KITE is written as PRGV, how is LION written in the same code? (a) MJPO (b) PSMN (c) ORLM (d) NQKL
- 29.If PARK is written as KRAP, how is CAT written in the same code? (a) DBU (b) SZB (c) TAC (d) UBD
- 30.If CAT is written as XZG, how is BELL written in the same code? (a) XUNN (b) YVOO (c) CFMM (d) ZWPP
- 31.If CAKE is written as FDNH, how is TREE written in the same code? (a) VTGG (b) QOBB (c) XVII (d) WUHH
- 32.If TREE is written as EERT, how is STAR written in the same code? (a) QZSR (b) TUBS (c) RATS (d) SBUT
- 33.If KITE is written as NLWH, how is SHIP written in the same code? (a) VKLS (b) WLMT (c) PEFM (d) UJKR
- 34.If LION is written as MJPO, how is TOYS written in the same code? (a) TZPU (b) UPZT (c) VQAU (d) SNXR
- 35.If SUN is written as UWP, how is BOOK written in the same code? (a) ZMMI (b) ERRN (c) DQQM (d) CPPL
- 36.If BOOK is written as KOOB, how is NEST written in the same code? (a) OFTU (b) SRDM (c) TSEN (d) UTFO
- 37.If TOYS is written as GLBH, how is MILK written in the same code? (a) NROP (b) OSPQ (c) NJML (d) MQNO
- 38.If SUN is written as HFM, how is FROG written in the same code? (a) VJMU (b) GSPH (c) UILT (d) THKS
- 39.If MOON is written as NLLM, how is LAMP written in the same code? (a) PAOL (b) MBNQ (c) OZNK (d) NYMJ
- 40.If BOOK is written as MQQD, how is JUMP written in the same code? (a) NKSH (b) PMUJ (c) ROWL (d) LWOR
Answer key
- HGZI
- SBUT
- NIAR
- RTM
- SRDM
- MBNQ
- CKNB
- DLOC
- EKAC
- NIAR
- WIFN
- DQQM
- DLOC
- LLAB
- NOIL
- TCKP
- CMZG
- HGZI
- SRDM
- NOOM
- MMBC
- IBOE
- RTM
- MMFC
- HFM
- DBU
- ETIK
- ORLM
- TAC
- YVOO
- WUHH
- RATS
- VKLS
- UPZT
- DQQM
- TSEN
- NROP
- UILT
- OZNK
- ROWL
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