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 JUMP is written as PMUJ, how is TOYS written in the same code? (a) UPZT (b) SYOT (c) TZPU (d) RXNS
- 2.If CAT is written as ECV, how is BOOK written in the same code? (a) ZMMI (b) CPPL (c) DQQM (d) ERRN
- 3.If DRUM is written as CQTL, how is CAT written in the same code? (a) BZS (b) AYR (c) CAT (d) DBU
- 4.If TOYS is written as WRBV, how is TREE written in the same code? (a) WUHH (b) XVII (c) VTGG (d) QOBB
- 5.If JUMP is written as PMUJ, how is FISH written in the same code? (a) ITJG (b) GJTI (c) HSIF (d) GRHE
- 6.If DOG is written as GRJ, how is RAIN written in the same code? (a) TCKP (b) OXFK (c) UDLQ (d) VEMR
- 7.If RAIN is written as PKCT, how is SUN written in the same code? (a) NUS (b) LSQ (c) UWP (d) PWU
- 8.If LION is written as NKQP, how is KITE written in the same code? (a) NLWH (b) MKVG (c) IGRC (d) LJUF
- 9.If DRUM is written as MURD, how is TREE written in the same code? (a) FFSU (b) EERT (c) DDQS (d) USFF
- 10.If GOLD is written as DLOG, how is SUN written in the same code? (a) TVO (b) MTR (c) NUS (d) OVT
- 11.If SUN is written as TVO, how is DRUM written in the same code? (a) CQTL (b) ESVN (c) FTWO (d) NVSE
- 12.If HAND is written as KDQG, how is BOAT written in the same code? (a) FSEX (b) DQCV (c) ERDW (d) YLXQ
- 13.If DOG is written as CNF, how is HAND written in the same code? (a) HAND (b) GZMC (c) IBOE (d) FYLB
- 14.If KITE is written as ETIK, how is DESK written in the same code? (a) LTFE (b) KSED (c) JRDC (d) EFTL
- 15.If MOON is written as NOOM, how is BOOK written in the same code? (a) LPPC (b) JNNA (c) KOOB (d) CPPL
- 16.If STAR is written as HGZI, how is MILK written in the same code? (a) NJML (b) NROP (c) OSPQ (d) MQNO
- 17.If TOYS is written as SYOT, how is MOON written in the same code? (a) MNNL (b) OPPN (c) NPPO (d) NOOM
- 18.If WIND is written as DNIW, how is KITE written in the same code? (a) DSHJ (b) FUJL (c) LJUF (d) ETIK
- 19.If FROG is written as HPSG, how is COLD written in the same code? (a) DPME (b) DLOC (c) EMPD (d) CKNB
- 20.If WIND is written as DNIW, how is RAIN written in the same code? (a) MHZQ (b) NIAR (c) SBJO (d) OJBS
- 21.If BOAT is written as TAOB, how is SHIP written in the same code? (a) OHGR (b) PIHS (c) QJIT (d) TIJQ
- 22.If CAKE is written as XZPV, how is KITE written in the same code? (a) OQFU (b) PRGV (c) QSHW (d) LJUF
- 23.If BOAT is written as YLZG, how is FISH written in the same code? (a) GJTI (b) VSIT (c) TQGR (d) URHS
- 24.If NEST is written as UTFO, how is COLD written in the same code? (a) DLOC (b) CKNB (c) DPME (d) EMPD
- 25.If LION is written as KHNM, how is WIND written in the same code? (a) VHMC (b) WIND (c) XJOE (d) UGLB
- 26.If DRUM is written as NVSE, how is WIND written in the same code? (a) DNIW (b) EOJX (c) XJOE (d) CMHV
- 27.If BELL is written as MMFC, how is SUN written in the same code? (a) MTR (b) TVO (c) OVT (d) NUS
- 28.If SUN is written as TVO, how is BALL written in the same code? (a) CBMM (b) MMBC (c) AZKK (d) DCNN
- 29.If FISH is written as HSIF, how is SHIP written in the same code? (a) TIJQ (b) QJIT (c) OHGR (d) PIHS
- 30.If RAIN is written as SBJO, how is DESK written in the same code? (a) FGUM (b) CDRJ (c) LTFE (d) EFTL
- 31.If NEST is written as TSEN, how is BOAT written in the same code? (a) CPBU (b) SZNA (c) TAOB (d) UBPC
- 32.If BOOK is written as KOOB, how is LAMP written in the same code? (a) MBNQ (b) PMAL (c) QNBM (d) OLZK
- 33.If SUN is written as NUS, how is BELL written in the same code? (a) MMFC (b) LLEB (c) KKDA (d) CFMM
- 34.If MILK is written as NROP, how is RAIN written in the same code? (a) HYQL (b) IZRM (c) SBJO (d) JASN
- 35.If STAR is written as QRYP, how is GOLD written in the same code? (a) DLIA (b) FNKC (c) EMJB (d) IQNF
- 36.If PEN is written as NEP, how is DOG written in the same code? (a) EPH (b) FNC (c) HPE (d) GOD
- 37.If BOOK is written as ZMMI, how is LION written in the same code? (a) IFLK (b) NKQP (c) JGML (d) KHNM
- 38.If KITE is written as ETIK, how is SHIP written in the same code? (a) PIHS (b) QJIT (c) TIJQ (d) OHGR
- 39.If HAND is written as JCPF, how is CAKE written in the same code? (a) DBLF (b) FDNH (c) ECMG (d) AYIC
- 40.If DESK is written as CDRJ, how is COLD written in the same code? (a) AMJB (b) BNKC (c) DPME (d) COLD
Answer key
- SYOT
- DQQM
- BZS
- WUHH
- HSIF
- UDLQ
- PWU
- MKVG
- EERT
- NUS
- ESVN
- ERDW
- GZMC
- KSED
- KOOB
- NROP
- NOOM
- ETIK
- EMPD
- NIAR
- PIHS
- PRGV
- URHS
- EMPD
- VHMC
- EOJX
- OVT
- CBMM
- PIHS
- EFTL
- TAOB
- PMAL
- LLEB
- IZRM
- EMJB
- GOD
- JGML
- PIHS
- ECMG
- BNKC
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