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 PARK is written as LSBQ, how is FISH written in the same code? (a) GRHE (b) GJTI (c) ITJG (d) HSIF
- 2.If STAR is written as HGZI, how is BOOK written in the same code? (a) YLLP (b) ZMMQ (c) CPPL (d) XKKO
- 3.If KITE is written as DSHJ, how is STAR written in the same code? (a) RSZQ (b) SBUT (c) RATS (d) QZSR
- 4.If BALL is written as AZKK, how is NEST written in the same code? (a) OFTU (b) LCQR (c) NEST (d) MDRS
- 5.If PARK is written as JQZO, how is DOG written in the same code? (a) GOD (b) HPE (c) FNC (d) CNF
- 6.If WIND is written as ZLQG, how is DESK written in the same code? (a) ABPH (b) FGUM (c) GHVN (d) HIWO
- 7.If JUMP is written as ITLO, how is PARK written in the same code? (a) QBSL (b) OZQJ (c) PARK (d) NYPI
- 8.If KITE is written as MKVG, how is SHIP written in the same code? (a) TIJQ (b) UJKR (c) QFGN (d) VKLS
- 9.If STAR is written as HGZI, how is KITE written in the same code? (a) PRGV (b) OQFU (c) QSHW (d) LJUF
- 10.If CAKE is written as ECMG, how is TOYS written in the same code? (a) RMWQ (b) UPZT (c) WRBV (d) VQAU
- 11.If NEST is written as MDRS, how is FISH written in the same code? (a) DGQF (b) EHRG (c) FISH (d) GJTI
- 12.If TREE is written as VTGG, how is BALL written in the same code? (a) EDOO (b) CBMM (c) ZYJJ (d) DCNN
- 13.If FISH is written as HSIF, how is BOAT written in the same code? (a) UBPC (b) SZNA (c) CPBU (d) TAOB
- 14.If COLD is written as XLOW, how is TREE written in the same code? (a) FHUU (b) HJWW (c) USFF (d) GIVV
- 15.If TREE is written as GIVV, how is DRUM written in the same code? (a) ESVN (b) WIFN (c) XJGO (d) VHEM
- 16.If TREE is written as GIVV, how is NEST written in the same code? (a) MVHG (b) NWIH (c) OFTU (d) LUGF
- 17.If MOON is written as NOOM, how is DOG written in the same code? (a) EPH (b) GOD (c) HPE (d) FNC
- 18.If GOLD is written as TLOW, how is MILK written in the same code? (a) OSPQ (b) MQNO (c) NROP (d) NJML
- 19.If SUN is written as UWP, how is HAND written in the same code? (a) FYLB (b) IBOE (c) KDQG (d) JCPF
- 20.If GOLD is written as EMPH, how is BOAT written in the same code? (a) UBPC (b) TAOB (c) CPBU (d) SZNA
- 21.If KITE is written as DSHJ, how is FISH written in the same code? (a) HSIF (b) ITJG (c) EHRG (d) GRHE
- 22.If GOLD is written as FNQI, how is DESK written in the same code? (a) KSED (b) FGUM (c) IQCB (d) MUGF
- 23.If DOG is written as HPE, how is MOON written in the same code? (a) OPPN (b) NPPO (c) MNNL (d) NOOM
- 24.If DRUM is written as WIFN, how is CAKE written in the same code? (a) WYOU (b) DBLF (c) YAQW (d) XZPV
- 25.If LAMP is written as ODPS, how is TOYS written in the same code? (a) WRBV (b) XSCW (c) VQAU (d) QLVP
- 26.If KITE is written as PRGV, how is NEST written in the same code? (a) NWIH (b) MVHG (c) OFTU (d) LUGF
- 27.If TREE is written as EERT, how is MOON written in the same code? (a) NPPO (b) NOOM (c) OPPN (d) MNNL
- 28.If WIND is written as FPKY, how is DOG written in the same code? (a) EMB (b) GOD (c) IQF (d) FQI
- 29.If FROG is written as GORF, how is DRUM written in the same code? (a) LTQC (b) ESVN (c) NVSE (d) MURD
- 30.If COLD is written as XLOW, how is LION written in the same code? (a) ORLM (b) MJPO (c) PSMN (d) NQKL
- 31.If FISH is written as URHS, how is HAND written in the same code? (a) TANX (b) IBOE (c) RYLV (d) SZMW
- 32.If LAMP is written as PMAL, how is JUMP written in the same code? (a) OLTI (b) PMUJ (c) KVNQ (d) QNVK
- 33.If SHIP is written as HSRK, how is FISH written in the same code? (a) GJTI (b) URHS (c) VSIT (d) TQGR
- 34.If STAR is written as HGZI, how is BALL written in the same code? (a) ZAPP (b) CBMM (c) YZOO (d) XYNN
- 35.If CAT is written as ECV, how is PARK written in the same code? (a) QBSL (b) NYPI (c) SDUN (d) RCTM
- 36.If DRUM is written as MURD, how is NEST written in the same code? (a) OFTU (b) SRDM (c) TSEN (d) UTFO
- 37.If FROG is written as IURJ, how is NEST written in the same code? (a) PGUV (b) QHVW (c) KBPQ (d) RIWX
- 38.If WIND is written as DRMW, how is TOYS written in the same code? (a) HMCI (b) UPZT (c) GLBH (d) FKAG
- 39.If TOYS is written as TZPU, how is LION written in the same code? (a) MJPO (b) NOIL (c) MNHK (d) OPJM
- 40.If SUN is written as NUS, how is FISH written in the same code? (a) GRHE (b) GJTI (c) ITJG (d) HSIF
Answer key
- ITJG
- YLLP
- QZSR
- MDRS
- FNC
- GHVN
- OZQJ
- UJKR
- PRGV
- VQAU
- EHRG
- DCNN
- TAOB
- GIVV
- WIFN
- MVHG
- GOD
- NROP
- JCPF
- UBPC
- GRHE
- MUGF
- OPPN
- XZPV
- WRBV
- MVHG
- NOOM
- IQF
- MURD
- ORLM
- SZMW
- PMUJ
- URHS
- YZOO
- RCTM
- TSEN
- QHVW
- GLBH
- OPJM
- HSIF
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