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 FISH is written as GJTI, how is KITE written in the same code? (a) FUJL (b) MKVG (c) JHSD (d) LJUF
- 2.If BOOK is written as KOOB, how is CAT written in the same code? (a) SZB (b) DBU (c) UBD (d) TAC
- 3.If NEST is written as MVHG, how is GOLD written in the same code? (a) UMPX (b) TLOW (c) HPME (d) SKNV
- 4.If CAKE is written as FLBD, how is MILK written in the same code? (a) LMJN (b) KLIM (c) JKHL (d) NJML
- 5.If JUMP is written as PMUJ, how is BOAT written in the same code? (a) UBPC (b) SZNA (c) CPBU (d) TAOB
- 6.If RAIN is written as IZRM, how is LION written in the same code? (a) PSMN (b) NQKL (c) MJPO (d) ORLM
- 7.If PEN is written as ODM, how is WIND written in the same code? (a) WIND (b) VHMC (c) UGLB (d) XJOE
- 8.If DESK is written as WVHP, how is BOAT written in the same code? (a) YLZG (b) CPBU (c) ZMAH (d) XKYF
- 9.If BOOK is written as YLLP, how is PEN written in the same code? (a) LWN (b) QFO (c) JUL (d) KVM
- 10.If NEST is written as OFTU, how is STAR written in the same code? (a) SBUT (b) TUBS (c) RSZQ (d) UVCT
- 11.If NEST is written as TSEN, how is DESK written in the same code? (a) JRDC (b) EFTL (c) LTFE (d) KSED
- 12.If STAR is written as RATS, how is NEST written in the same code? (a) UTFO (b) TSEN (c) SRDM (d) OFTU
- 13.If TOYS is written as GLBH, how is PARK written in the same code? (a) QBSL (b) JYHO (c) LAJQ (d) KZIP
- 14.If BOOK is written as ERRN, how is CAT written in the same code? (a) GEX (b) ECV (c) FDW (d) ZXQ
- 15.If SUN is written as TVO, how is GOLD written in the same code? (a) IQNF (b) HPME (c) EMPH (d) FNKC
- 16.If BOOK is written as ZMMI, how is WIND written in the same code? (a) VHMC (b) UGLB (c) TFKA (d) YKPF
- 17.If MILK is written as KGJI, how is TREE written in the same code? (a) VTGG (b) QOBB (c) RPCC (d) SQDD
- 18.If SHIP is written as PIHS, how is BELL written in the same code? (a) CFMM (b) MMFC (c) LLEB (d) KKDA
- 19.If DOG is written as IQF, how is BOOK written in the same code? (a) IMMZ (b) DQQM (c) MQQD (d) KOOB
- 20.If COLD is written as EMPD, how is BOAT written in the same code? (a) UBPC (b) TAOB (c) SZNA (d) CPBU
- 21.If BOAT is written as TAOB, how is STAR written in the same code? (a) SBUT (b) RATS (c) QZSR (d) TUBS
- 22.If LION is written as MNHK, how is WIND written in the same code? (a) DNIW (b) CMHV (c) VHMC (d) EOJX
- 23.If COLD is written as FNQE, how is SUN written in the same code? (a) NUS (b) UWP (c) LSQ (d) PWU
- 24.If DOG is written as GOD, how is JUMP written in the same code? (a) OLTI (b) QNVK (c) KVNQ (d) PMUJ
- 25.If PARK is written as KRAP, how is STAR written in the same code? (a) QZSR (b) TUBS (c) SBUT (d) RATS
- 26.If DOG is written as GRJ, how is KITE written in the same code? (a) MKVG (b) HFQB (c) NLWH (d) OMXI
- 27.If PARK is written as JQZO, how is KITE written in the same code? (a) FUJL (b) ETIK (c) DSHJ (d) JHSD
- 28.If FROG is written as GSPH, how is SHIP written in the same code? (a) QJIT (b) TIJQ (c) UJKR (d) RGHO
- 29.If WIND is written as DRMW, how is LAMP written in the same code? (a) PAOL (b) OZNK (c) MBNQ (d) NYMJ
- 30.If NEST is written as TSEN, how is DRUM written in the same code? (a) MURD (b) LTQC (c) NVSE (d) ESVN
- 31.If WIND is written as EOJX, how is GOLD written in the same code? (a) HPME (b) CKNF (c) EMPH (d) DLOG
- 32.If WIND is written as UGLB, how is COLD written in the same code? (a) ZLIA (b) AMJB (c) EQNF (d) BNKC
- 33.If KITE is written as ETIK, how is JUMP written in the same code? (a) OLTI (b) PMUJ (c) QNVK (d) KVNQ
- 34.If TOYS is written as UPZT, how is MOON written in the same code? (a) OQQP (b) NPPO (c) LNNM (d) OPPN
- 35.If FISH is written as URHS, how is TREE written in the same code? (a) FHUU (b) HJWW (c) GIVV (d) USFF
- 36.If SUN is written as PWU, how is LION written in the same code? (a) NKQP (b) NOIL (c) LMGJ (d) PQKN
- 37.If PEN is written as RGP, how is BOOK written in the same code? (a) CPPL (b) ZMMI (c) ERRN (d) DQQM
- 38.If WIND is written as DNIW, how is TOYS written in the same code? (a) TZPU (b) RXNS (c) SYOT (d) UPZT
- 39.If GOLD is written as FNQI, how is JUMP written in the same code? (a) PMUJ (b) NKSH (c) LWOR (d) ROWL
- 40.If DOG is written as BME, how is WIND written in the same code? (a) YKPF (b) UGLB (c) VHMC (d) TFKA
Answer key
- LJUF
- TAC
- TLOW
- LMJN
- TAOB
- ORLM
- VHMC
- YLZG
- KVM
- TUBS
- KSED
- TSEN
- KZIP
- FDW
- HPME
- UGLB
- RPCC
- LLEB
- MQQD
- UBPC
- RATS
- CMHV
- PWU
- PMUJ
- RATS
- NLWH
- DSHJ
- TIJQ
- OZNK
- MURD
- EMPH
- AMJB
- PMUJ
- NPPO
- GIVV
- PQKN
- DQQM
- SYOT
- ROWL
- UGLB
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