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 MILK is written as KLIM, how is FROG written in the same code? (a) HPSG (b) GSPH (c) FNQE (d) GORF
- 2.If HAND is written as JCPF, how is LAMP written in the same code? (a) JYKN (b) MBNQ (c) NCOR (d) ODPS
- 3.If KITE is written as ETIK, how is DRUM written in the same code? (a) NVSE (b) LTQC (c) MURD (d) ESVN
- 4.If KITE is written as JHSD, how is BOAT written in the same code? (a) CPBU (b) ZMYR (c) BOAT (d) ANZS
- 5.If HAND is written as SZMW, how is BALL written in the same code? (a) ZAPP (b) YZOO (c) XYNN (d) CBMM
- 6.If PARK is written as KZIP, how is FROG written in the same code? (a) GSPH (b) VJMU (c) THKS (d) UILT
- 7.If CAKE is written as DBLF, how is TOYS written in the same code? (a) VQAU (b) TZPU (c) SNXR (d) UPZT
- 8.If TREE is written as EERT, how is BELL written in the same code? (a) LLEB (b) CFMM (c) MMFC (d) KKDA
- 9.If BOOK is written as KOOB, how is WIND written in the same code? (a) EOJX (b) XJOE (c) DNIW (d) CMHV
- 10.If JUMP is written as PMUJ, how is GOLD written in the same code? (a) DLOG (b) CKNF (c) EMPH (d) HPME
- 11.If TOYS is written as SYOT, how is FISH written in the same code? (a) ITJG (b) GRHE (c) GJTI (d) HSIF
- 12.If STAR is written as TCVU, how is DOG written in the same code? (a) GOD (b) EMB (c) FQI (d) IQF
- 13.If COLD is written as BNKC, how is JUMP written in the same code? (a) HSKN (b) JUMP (c) ITLO (d) KVNQ
- 14.If FROG is written as UILT, how is PARK written in the same code? (a) JYHO (b) LAJQ (c) KZIP (d) QBSL
- 15.If PARK is written as KZIP, how is HAND written in the same code? (a) IBOE (b) RYLV (c) TANX (d) SZMW
- 16.If JUMP is written as QNVK, how is FROG written in the same code? (a) GORF (b) FNQE (c) GSPH (d) HPSG
- 17.If CAKE is written as BZJD, how is DOG written in the same code? (a) DOG (b) EPH (c) BME (d) CNF
- 18.If BOOK is written as CPPL, how is LAMP written in the same code? (a) MBNQ (b) NCOR (c) KZLO (d) QNBM
- 19.If CAT is written as XZG, how is HAND written in the same code? (a) RYLV (b) SZMW (c) IBOE (d) TANX
- 20.If CAT is written as TAC, how is RAIN written in the same code? (a) MHZQ (b) OJBS (c) NIAR (d) SBJO
- 21.If STAR is written as QZSR, how is CAKE written in the same code? (a) FLBD (b) EKAC (c) BZJD (d) DJZB
- 22.If TREE is written as GIVV, how is LION written in the same code? (a) PSMN (b) ORLM (c) MJPO (d) NQKL
- 23.If RAIN is written as NIAR, how is STAR written in the same code? (a) TUBS (b) QZSR (c) RATS (d) SBUT
- 24.If TREE is written as FFSU, how is JUMP written in the same code? (a) KVNQ (b) OLTI (c) PMUJ (d) QNVK
- 25.If FISH is written as ITJG, how is SHIP written in the same code? (a) QJIT (b) TIJQ (c) OHGR (d) PIHS
- 26.If DRUM is written as BPSK, how is MOON written in the same code? (a) JLLK (b) LNNM (c) KMML (d) OQQP
- 27.If SHIP is written as PIHS, how is TREE written in the same code? (a) EERT (b) USFF (c) FFSU (d) DDQS
- 28.If TOYS is written as SNXR, how is MILK written in the same code? (a) NJML (b) MILK (c) KGJI (d) LHKJ
- 29.If BALL is written as KKZA, how is GOLD written in the same code? (a) EMPH (b) DLOG (c) CKNF (d) FNKC
- 30.If HAND is written as SZMW, how is BOOK written in the same code? (a) ZMMQ (b) XKKO (c) YLLP (d) CPPL
- 31.If LAMP is written as OLZK, how is GOLD written in the same code? (a) DLOG (b) CKNF (c) EMPH (d) FNKC
- 32.If SUN is written as VXQ, how is COLD written in the same code? (a) EQNF (b) ZLIA (c) FROG (d) GSPH
- 33.If HAND is written as DNAH, how is NEST written in the same code? (a) UTFO (b) SRDM (c) TSEN (d) OFTU
- 34.If RAIN is written as TCKP, how is TOYS written in the same code? (a) RMWQ (b) WRBV (c) VQAU (d) UPZT
- 35.If MOON is written as NOOM, how is DOG written in the same code? (a) EPH (b) GOD (c) HPE (d) FNC
- 36.If JUMP is written as PMUJ, how is CAKE written in the same code? (a) EKAC (b) DBLF (c) FLBD (d) DJZB
- 37.If WIND is written as CMHV, how is GOLD written in the same code? (a) EMPH (b) CKNF (c) DLOG (d) FNKC
- 38.If MOON is written as NLLM, how is LAMP written in the same code? (a) NYMJ (b) OZNK (c) MBNQ (d) PAOL
- 39.If PEN is written as MDO, how is HAND written in the same code? (a) CMZG (b) DNAH (c) EOBI (d) GZMC
- 40.If SUN is written as TVO, how is LAMP written in the same code? (a) MBNQ (b) QNBM (c) NCOR (d) KZLO
Answer key
- GORF
- NCOR
- MURD
- ANZS
- YZOO
- UILT
- UPZT
- LLEB
- DNIW
- DLOG
- HSIF
- IQF
- ITLO
- KZIP
- SZMW
- HPSG
- CNF
- MBNQ
- SZMW
- NIAR
- DJZB
- ORLM
- RATS
- QNVK
- QJIT
- KMML
- EERT
- LHKJ
- CKNF
- YLLP
- CKNF
- FROG
- TSEN
- VQAU
- GOD
- EKAC
- CKNF
- OZNK
- CMZG
- MBNQ
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