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 RAIN is written as IZRM, how is FISH written in the same code? (a) URHS (b) GJTI (c) TQGR (d) VSIT
- 2.If WIND is written as ZLQG, how is BOOK written in the same code? (a) YLLH (b) FSSO (c) DQQM (d) ERRN
- 3.If PEN is written as NEP, how is SHIP written in the same code? (a) TIJQ (b) PIHS (c) OHGR (d) QJIT
- 4.If BOAT is written as ERDW, how is SUN written in the same code? (a) WYR (b) PRK (c) UWP (d) VXQ
- 5.If BALL is written as YZOO, how is STAR written in the same code? (a) TUBS (b) HGZI (c) GFYH (d) IHAJ
- 6.If BALL is written as YZOO, how is FISH written in the same code? (a) TQGR (b) VSIT (c) GJTI (d) URHS
- 7.If TOYS is written as GLBH, how is RAIN written in the same code? (a) HYQL (b) IZRM (c) SBJO (d) JASN
- 8.If PEN is written as OFQ, how is PARK written in the same code? (a) JQZO (b) QBSL (c) KRAP (d) LSBQ
- 9.If FISH is written as JUKH, how is LAMP written in the same code? (a) NCOR (b) ROCN (c) NKYJ (d) PMAL
- 10.If KITE is written as GVKM, how is DESK written in the same code? (a) KSED (b) IQCB (c) FGUM (d) MUGF
- 11.If PARK is written as KRAP, how is CAKE written in the same code? (a) DJZB (b) DBLF (c) FLBD (d) EKAC
- 12.If BELL is written as LLEB, how is BOAT written in the same code? (a) SZNA (b) CPBU (c) TAOB (d) UBPC
- 13.If STAR is written as TUBS, how is RAIN written in the same code? (a) QZHM (b) TCKP (c) SBJO (d) OJBS
- 14.If LION is written as NOIL, how is BOAT written in the same code? (a) CPBU (b) TAOB (c) UBPC (d) SZNA
- 15.If CAKE is written as GMCE, how is BOAT written in the same code? (a) DQCV (b) RYMZ (c) TAOB (d) VCQD
- 16.If BOOK is written as CPPL, how is COLD written in the same code? (a) EMPD (b) BNKC (c) DPME (d) EQNF
- 17.If FISH is written as URHS, how is DESK written in the same code? (a) XWIQ (b) EFTL (c) VUGO (d) WVHP
- 18.If TOYS is written as GLBH, how is PARK written in the same code? (a) KZIP (b) LAJQ (c) QBSL (d) JYHO
- 19.If HAND is written as SZMW, how is CAKE written in the same code? (a) YAQW (b) DBLF (c) XZPV (d) WYOU
- 20.If FISH is written as ITJG, how is PARK written in the same code? (a) LSBQ (b) JQZO (c) QBSL (d) KRAP
- 21.If HAND is written as DNAH, how is LION written in the same code? (a) NOIL (b) MJPO (c) OPJM (d) MNHK
- 22.If BELL is written as NNGD, how is DOG written in the same code? (a) IQF (b) GOD (c) EMB (d) FQI
- 23.If RAIN is written as NIAR, how is BELL written in the same code? (a) KKDA (b) CFMM (c) LLEB (d) MMFC
- 24.If DRUM is written as WIFN, how is SUN written in the same code? (a) HFM (b) GEL (c) TVO (d) IGN
- 25.If BOOK is written as ANNJ, how is GOLD written in the same code? (a) FNKC (b) GOLD (c) HPME (d) EMJB
- 26.If MILK is written as KGJI, how is MOON written in the same code? (a) JLLK (b) KMML (c) OQQP (d) LNNM
- 27.If STAR is written as TUBS, how is SUN written in the same code? (a) RTM (b) TVO (c) UWP (d) OVT
- 28.If DRUM is written as ESVN, how is FISH written in the same code? (a) HKUJ (b) EHRG (c) GJTI (d) ITJG
- 29.If RAIN is written as IZRM, how is BELL written in the same code? (a) ZWPP (b) YVOO (c) XUNN (d) CFMM
- 30.If JUMP is written as PMUJ, how is COLD written in the same code? (a) DPME (b) DLOC (c) EMPD (d) CKNB
- 31.If CAKE is written as DBLF, how is GOLD written in the same code? (a) EMPH (b) HPME (c) FNKC (d) IQNF
- 32.If SUN is written as UWP, how is FISH written in the same code? (a) ILVK (b) GJTI (c) HKUJ (d) DGQF
- 33.If MILK is written as OKNM, how is CAKE written in the same code? (a) FDNH (b) DBLF (c) AYIC (d) ECMG
- 34.If JUMP is written as PMUJ, how is TREE written in the same code? (a) USFF (b) DDQS (c) FFSU (d) EERT
- 35.If MILK is written as LMJN, how is COLD written in the same code? (a) DPME (b) DLOC (c) CKNB (d) EMPD
- 36.If FISH is written as URHS, how is TOYS written in the same code? (a) HMCI (b) FKAG (c) UPZT (d) GLBH
- 37.If LION is written as NOIL, how is PARK written in the same code? (a) KRAP (b) LSBQ (c) JQZO (d) QBSL
- 38.If DOG is written as GRJ, how is JUMP written in the same code? (a) GRJM (b) MXPS (c) NYQT (d) LWOR
- 39.If BOOK is written as YLLP, how is DESK written in the same code? (a) WVHP (b) XWIQ (c) VUGO (d) EFTL
- 40.If BALL is written as YZOO, how is LAMP written in the same code? (a) OZNK (b) MBNQ (c) PAOL (d) NYMJ
Answer key
- URHS
- ERRN
- PIHS
- VXQ
- HGZI
- URHS
- IZRM
- LSBQ
- ROCN
- MUGF
- EKAC
- TAOB
- SBJO
- TAOB
- VCQD
- DPME
- WVHP
- KZIP
- XZPV
- LSBQ
- NOIL
- IQF
- LLEB
- HFM
- FNKC
- KMML
- TVO
- GJTI
- YVOO
- DLOC
- HPME
- HKUJ
- ECMG
- EERT
- EMPD
- GLBH
- KRAP
- MXPS
- WVHP
- OZNK
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