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 PIHS, how is CAKE written in the same code? (a) DBLF (b) DJZB (c) FLBD (d) EKAC
- 2.If BELL is written as YVOO, how is COLD written in the same code? (a) WKNV (b) DPME (c) XLOW (d) YMPX
- 3.If JUMP is written as PMUJ, how is LION written in the same code? (a) MNHK (b) MJPO (c) NOIL (d) OPJM
- 4.If WIND is written as YKPF, how is BOOK written in the same code? (a) ZMMI (b) CPPL (c) ERRN (d) DQQM
- 5.If LION is written as ORLM, how is FISH written in the same code? (a) GJTI (b) VSIT (c) TQGR (d) URHS
- 6.If BELL is written as ZCJJ, how is BOAT written in the same code? (a) ANZS (b) YLXQ (c) DQCV (d) ZMYR
- 7.If DESK is written as BCQI, how is LION written in the same code? (a) NKQP (b) JGML (c) KHNM (d) IFLK
- 8.If DRUM is written as GUXP, how is FROG written in the same code? (a) JVSK (b) IURJ (c) COLD (d) HTQI
- 9.If SUN is written as VXQ, how is PARK written in the same code? (a) SDUN (b) TEVO (c) MXOH (d) RCTM
- 10.If FROG is written as HPSG, how is HAND written in the same code? (a) CMZG (b) EOBI (c) DNAH (d) IBOE
- 11.If RAIN is written as PKCT, how is KITE written in the same code? (a) ETIK (b) CRGI (c) GVKM (d) MKVG
- 12.If MOON is written as NLLM, how is HAND written in the same code? (a) SZMW (b) RYLV (c) IBOE (d) TANX
- 13.If BELL is written as CFMM, how is DESK written in the same code? (a) CDRJ (b) FGUM (c) EFTL (d) LTFE
- 14.If LAMP is written as PMAL, how is FISH written in the same code? (a) GRHE (b) ITJG (c) HSIF (d) GJTI
- 15.If BOOK is written as YLLP, how is FISH written in the same code? (a) VSIT (b) GJTI (c) TQGR (d) URHS
- 16.If MILK is written as KLIM, how is DOG written in the same code? (a) FNC (b) EPH (c) HPE (d) GOD
- 17.If HAND is written as FPCJ, how is PARK written in the same code? (a) MTCR (b) IPYN (c) RCTM (d) KRAP
- 18.If PEN is written as SHQ, how is BELL written in the same code? (a) FIPP (b) EHOO (c) YBII (d) DGNN
- 19.If CAKE is written as XZPV, how is BOOK written in the same code? (a) XKKO (b) YLLP (c) ZMMQ (d) CPPL
- 20.If FROG is written as UILT, how is SHIP written in the same code? (a) TIJQ (b) GRQJ (c) ITSL (d) HSRK
- 21.If CAKE is written as BZJD, how is FISH written in the same code? (a) GJTI (b) DGQF (c) EHRG (d) FISH
- 22.If WIND is written as DRMW, how is BELL written in the same code? (a) XUNN (b) CFMM (c) ZWPP (d) YVOO
- 23.If PARK is written as KRAP, how is KITE written in the same code? (a) ETIK (b) DSHJ (c) FUJL (d) LJUF
- 24.If LION is written as OPJM, how is DESK written in the same code? (a) JRDC (b) EFTL (c) LTFE (d) KSED
- 25.If FISH is written as GRHE, how is PEN written in the same code? (a) OFQ (b) NEP (c) MDO (d) ODM
- 26.If SUN is written as HFM, how is DESK written in the same code? (a) EFTL (b) XWIQ (c) VUGO (d) WVHP
- 27.If GOLD is written as DLOG, how is RAIN written in the same code? (a) SBJO (b) MHZQ (c) OJBS (d) NIAR
- 28.If TREE is written as EERT, how is HAND written in the same code? (a) CMZG (b) IBOE (c) EOBI (d) DNAH
- 29.If FROG is written as HPSG, how is RAIN written in the same code? (a) MHZQ (b) NIAR (c) SBJO (d) OJBS
- 30.If BALL is written as YZOO, how is COLD written in the same code? (a) DPME (b) WKNV (c) XLOW (d) YMPX
- 31.If TREE is written as EERT, how is LION written in the same code? (a) MJPO (b) NOIL (c) MNHK (d) OPJM
- 32.If GOLD is written as CKNF, how is PEN written in the same code? (a) OFQ (b) ODM (c) NEP (d) MDO
- 33.If DRUM is written as NVSE, how is NEST written in the same code? (a) SRDM (b) UTFO (c) TSEN (d) OFTU
- 34.If SUN is written as HFM, how is NEST written in the same code? (a) NWIH (b) MVHG (c) LUGF (d) OFTU
- 35.If TOYS is written as RMWQ, how is GOLD written in the same code? (a) FNKC (b) IQNF (c) EMJB (d) DLIA
- 36.If WIND is written as DRMW, how is GOLD written in the same code? (a) SKNV (b) TLOW (c) UMPX (d) HPME
- 37.If STAR is written as SBUT, how is SUN written in the same code? (a) TVO (b) OVT (c) NUS (d) MTR
- 38.If KITE is written as PRGV, how is LAMP written in the same code? (a) MBNQ (b) OZNK (c) PAOL (d) NYMJ
- 39.If SUN is written as NUS, how is STAR written in the same code? (a) QZSR (b) RATS (c) TUBS (d) SBUT
- 40.If SHIP is written as OHGR, how is BOOK written in the same code? (a) KOOB (b) LPPC (c) ANNJ (d) JNNA
Answer key
- EKAC
- XLOW
- NOIL
- DQQM
- URHS
- ZMYR
- JGML
- IURJ
- SDUN
- EOBI
- GVKM
- SZMW
- EFTL
- HSIF
- URHS
- GOD
- MTCR
- EHOO
- YLLP
- HSRK
- EHRG
- YVOO
- ETIK
- LTFE
- MDO
- WVHP
- NIAR
- DNAH
- OJBS
- XLOW
- NOIL
- MDO
- UTFO
- MVHG
- EMJB
- TLOW
- OVT
- OZNK
- RATS
- JNNA
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