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 BELL is written as YVOO, how is BALL written in the same code? (a) ZAPP (b) XYNN (c) YZOO (d) CBMM
- 2.If KITE is written as LJUF, how is SUN written in the same code? (a) OVT (b) RTM (c) TVO (d) UWP
- 3.If COLD is written as DLOC, how is SHIP written in the same code? (a) OHGR (b) QJIT (c) TIJQ (d) PIHS
- 4.If LION is written as NKQP, how is SUN written in the same code? (a) VXQ (b) QSL (c) TVO (d) UWP
- 5.If MILK is written as KLIM, how is BOOK written in the same code? (a) JNNA (b) LPPC (c) CPPL (d) KOOB
- 6.If BALL is written as DCNN, how is KITE written in the same code? (a) IGRC (b) LJUF (c) NLWH (d) MKVG
- 7.If JUMP is written as LWOR, how is DOG written in the same code? (a) GRJ (b) EPH (c) BME (d) FQI
- 8.If DOG is written as EPH, how is LAMP written in the same code? (a) KZLO (b) MBNQ (c) NCOR (d) QNBM
- 9.If FISH is written as HSIF, how is RAIN written in the same code? (a) SBJO (b) NIAR (c) MHZQ (d) OJBS
- 10.If FROG is written as IQTH, how is DOG written in the same code? (a) IQF (b) GOD (c) EMB (d) FQI
- 11.If KITE is written as GVKM, how is PARK written in the same code? (a) RCTM (b) IPYN (c) KRAP (d) MTCR
- 12.If BELL is written as LLEB, how is DOG written in the same code? (a) FNC (b) EPH (c) HPE (d) GOD
- 13.If FISH is written as GJTI, how is TOYS written in the same code? (a) TZPU (b) UPZT (c) SNXR (d) VQAU
- 14.If LAMP is written as MBNQ, how is MOON written in the same code? (a) LNNM (b) OPPN (c) OQQP (d) NPPO
- 15.If KITE is written as FUJL, how is TOYS written in the same code? (a) TZPU (b) RXNS (c) UPZT (d) SYOT
- 16.If JUMP is written as OLTI, how is KITE written in the same code? (a) DSHJ (b) JHSD (c) FUJL (d) ETIK
- 17.If BALL is written as MMBC, how is PARK written in the same code? (a) KRAP (b) JQZO (c) LSBQ (d) QBSL
- 18.If GOLD is written as FNQI, how is DRUM written in the same code? (a) OWTF (b) KSPB (c) FTWO (d) MURD
- 19.If BOOK is written as YLLP, how is CAT written in the same code? (a) WYF (b) YAH (c) DBU (d) XZG
- 20.If STAR is written as TCVU, how is MILK written in the same code? (a) IJGK (b) OKNM (c) MNKO (d) KLIM
- 21.If BELL is written as CFMM, how is STAR written in the same code? (a) SBUT (b) UVCT (c) TUBS (d) RSZQ
- 22.If GOLD is written as EMPH, how is CAKE written in the same code? (a) DJZB (b) FLBD (c) EKAC (d) DBLF
- 23.If DRUM is written as MURD, how is MOON written in the same code? (a) MNNL (b) OPPN (c) NPPO (d) NOOM
- 24.If MILK is written as KGJI, how is KITE written in the same code? (a) MKVG (b) JHSD (c) HFQB (d) IGRC
- 25.If PEN is written as KVM, how is MOON written in the same code? (a) NLLM (b) MKKL (c) NPPO (d) OMMN
- 26.If LAMP is written as PMAL, how is STAR written in the same code? (a) QZSR (b) SBUT (c) RATS (d) TUBS
- 27.If FROG is written as FNQE, how is CAT written in the same code? (a) BZS (b) SZB (c) TAC (d) UBD
- 28.If LION is written as ORLM, how is SUN written in the same code? (a) HFM (b) IGN (c) GEL (d) TVO
- 29.If BOAT is written as ANZS, how is KITE written in the same code? (a) LJUF (b) IGRC (c) KITE (d) JHSD
- 30.If FROG is written as GORF, how is HAND written in the same code? (a) EOBI (b) CMZG (c) IBOE (d) DNAH
- 31.If TREE is written as FFSU, how is FISH written in the same code? (a) GJTI (b) GRHE (c) ITJG (d) HSIF
- 32.If MILK is written as MNKO, how is BOOK written in the same code? (a) DQQM (b) IMMZ (c) KOOB (d) MQQD
- 33.If CAT is written as XZG, how is HAND written in the same code? (a) RYLV (b) TANX (c) SZMW (d) IBOE
- 34.If PEN is written as NEP, how is DESK written in the same code? (a) LTFE (b) KSED (c) EFTL (d) JRDC
- 35.If TREE is written as RPCC, how is HAND written in the same code? (a) EXKA (b) FYLB (c) JCPF (d) GZMC
- 36.If MOON is written as NOOM, how is BOAT written in the same code? (a) SZNA (b) UBPC (c) TAOB (d) CPBU
- 37.If PARK is written as MTCR, how is KITE written in the same code? (a) MKVG (b) CRGI (c) ETIK (d) GVKM
- 38.If KITE is written as PRGV, how is PEN written in the same code? (a) JUL (b) LWN (c) QFO (d) KVM
- 39.If DOG is written as WLT, how is LAMP written in the same code? (a) PAOL (b) NYMJ (c) OZNK (d) MBNQ
- 40.If BOOK is written as KOOB, how is BALL written in the same code? (a) LLAB (b) MMBC (c) CBMM (d) KKZA
Answer key
- YZOO
- TVO
- PIHS
- UWP
- KOOB
- MKVG
- FQI
- MBNQ
- NIAR
- IQF
- MTCR
- GOD
- UPZT
- NPPO
- TZPU
- DSHJ
- LSBQ
- OWTF
- XZG
- MNKO
- TUBS
- FLBD
- NOOM
- IGRC
- NLLM
- RATS
- SZB
- HFM
- JHSD
- DNAH
- ITJG
- MQQD
- SZMW
- KSED
- FYLB
- TAOB
- GVKM
- KVM
- OZNK
- LLAB
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