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 GOLD is written as HPME, how is WIND written in the same code? (a) XJOE (b) VHMC (c) EOJX (d) YKPF
- 2.If SUN is written as MTR, how is COLD written in the same code? (a) DLOC (b) CKNB (c) BNKC (d) EMPD
- 3.If CAT is written as BZS, how is BOAT written in the same code? (a) ANZS (b) BOAT (c) CPBU (d) ZMYR
- 4.If HAND is written as SZMW, how is NEST written in the same code? (a) LUGF (b) NWIH (c) OFTU (d) MVHG
- 5.If DOG is written as CNF, how is WIND written in the same code? (a) WIND (b) XJOE (c) UGLB (d) VHMC
- 6.If DESK is written as MUGF, how is FISH written in the same code? (a) HSIF (b) HKUJ (c) JUKH (d) FQGD
- 7.If GOLD is written as TLOW, how is HAND written in the same code? (a) IBOE (b) RYLV (c) SZMW (d) TANX
- 8.If BOOK is written as LPPC, how is FISH written in the same code? (a) HSIF (b) GJTI (c) GRHE (d) ITJG
- 9.If DRUM is written as LTQC, how is MILK written in the same code? (a) KLIM (b) LHKJ (c) LMJN (d) JKHL
- 10.If JUMP is written as QFNK, how is PEN written in the same code? (a) QFO (b) KVM (c) LWN (d) JUL
- 11.If PARK is written as KZIP, how is MILK written in the same code? (a) MQNO (b) NROP (c) OSPQ (d) NJML
- 12.If BOOK is written as ANNJ, how is BOAT written in the same code? (a) ZMYR (b) BOAT (c) ANZS (d) CPBU
- 13.If CAT is written as XZG, how is MOON written in the same code? (a) OMMN (b) NPPO (c) MKKL (d) NLLM
- 14.If DRUM is written as ESVN, how is TREE written in the same code? (a) SQDD (b) FFSU (c) VTGG (d) USFF
- 15.If PEN is written as KVM, how is STAR written in the same code? (a) IHAJ (b) GFYH (c) HGZI (d) TUBS
- 16.If NEST is written as MDRS, how is DESK written in the same code? (a) BCQI (b) CDRJ (c) EFTL (d) DESK
- 17.If TOYS is written as RMWQ, how is KITE written in the same code? (a) IGRC (b) MKVG (c) HFQB (d) JHSD
- 18.If JUMP is written as QFNK, how is TOYS written in the same code? (a) FKAG (b) HMCI (c) GLBH (d) UPZT
- 19.If LION is written as MJPO, how is BOAT written in the same code? (a) UBPC (b) CPBU (c) DQCV (d) ANZS
- 20.If BALL is written as AZKK, how is FISH written in the same code? (a) FISH (b) EHRG (c) GJTI (d) DGQF
- 21.If CAT is written as AYR, how is BELL written in the same code? (a) ADKK (b) ZCJJ (c) DGNN (d) YBII
- 22.If MILK is written as KLIM, how is CAKE written in the same code? (a) EKAC (b) DBLF (c) FLBD (d) DJZB
- 23.If BELL is written as KKDA, how is SHIP written in the same code? (a) QJIT (b) RGHO (c) OHGR (d) PIHS
- 24.If TREE is written as WUHH, how is PEN written in the same code? (a) SHQ (b) MBK (c) RGP (d) TIR
- 25.If CAKE is written as AYIC, how is FROG written in the same code? (a) HTQI (b) EQNF (c) COLD (d) DPME
- 26.If MILK is written as NROP, how is FISH written in the same code? (a) URHS (b) TQGR (c) GJTI (d) VSIT
- 27.If DOG is written as GOD, how is GOLD written in the same code? (a) HPME (b) CKNF (c) DLOG (d) EMPH
- 28.If SHIP is written as RGHO, how is TOYS written in the same code? (a) TOYS (b) RMWQ (c) SNXR (d) UPZT
- 29.If WIND is written as DRMW, how is BALL written in the same code? (a) ZAPP (b) YZOO (c) CBMM (d) XYNN
- 30.If TREE is written as EERT, how is DRUM written in the same code? (a) LTQC (b) ESVN (c) MURD (d) NVSE
- 31.If STAR is written as RATS, how is DRUM written in the same code? (a) MURD (b) NVSE (c) LTQC (d) ESVN
- 32.If RAIN is written as IZRM, how is COLD written in the same code? (a) YMPX (b) DPME (c) XLOW (d) WKNV
- 33.If PARK is written as QBSL, how is CAT written in the same code? (a) UBD (b) BZS (c) DBU (d) ECV
- 34.If BALL is written as DCNN, how is FISH written in the same code? (a) DGQF (b) ILVK (c) HKUJ (d) GJTI
- 35.If NEST is written as VUGP, how is MILK written in the same code? (a) MNKO (b) IJGK (c) OKNM (d) KLIM
- 36.If TREE is written as GIVV, how is PARK written in the same code? (a) JYHO (b) LAJQ (c) KZIP (d) QBSL
- 37.If DRUM is written as MURD, how is TREE written in the same code? (a) DDQS (b) FFSU (c) EERT (d) USFF
- 38.If RAIN is written as PKCT, how is DOG written in the same code? (a) IQF (b) GOD (c) EMB (d) FQI
- 39.If JUMP is written as PMUJ, how is PARK written in the same code? (a) JQZO (b) QBSL (c) LSBQ (d) KRAP
- 40.If LION is written as OLRQ, how is WIND written in the same code? (a) ZLQG (b) TFKA (c) AMRH (d) YKPF
Answer key
- XJOE
- CKNB
- ANZS
- MVHG
- VHMC
- JUKH
- SZMW
- ITJG
- JKHL
- KVM
- NROP
- ANZS
- NLLM
- USFF
- HGZI
- CDRJ
- IGRC
- GLBH
- CPBU
- EHRG
- ZCJJ
- EKAC
- OHGR
- SHQ
- DPME
- URHS
- DLOG
- SNXR
- YZOO
- MURD
- MURD
- XLOW
- DBU
- HKUJ
- MNKO
- KZIP
- EERT
- IQF
- KRAP
- ZLQG
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