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 BOOK is written as YLLP, how is KITE written in the same code? (a) LJUF (b) QSHW (c) OQFU (d) PRGV
- 2.If HAND is written as SZMW, how is PEN written in the same code? (a) JUL (b) LWN (c) KVM (d) QFO
- 3.If BELL is written as ZCJJ, how is LION written in the same code? (a) IFLK (b) KHNM (c) NKQP (d) JGML
- 4.If DRUM is written as MURD, how is BALL written in the same code? (a) LLAB (b) CBMM (c) KKZA (d) MMBC
- 5.If TREE is written as FFSU, how is RAIN written in the same code? (a) SBJO (b) MHZQ (c) NIAR (d) OJBS
- 6.If SUN is written as HFM, how is TOYS written in the same code? (a) HMCI (b) GLBH (c) UPZT (d) FKAG
- 7.If TREE is written as RPCC, how is BELL written in the same code? (a) ZCJJ (b) YBII (c) ADKK (d) DGNN
- 8.If FROG is written as HTQI, how is LAMP written in the same code? (a) JYKN (b) MBNQ (c) NCOR (d) ODPS
- 9.If DRUM is written as OWTF, how is KITE written in the same code? (a) CRGI (b) GVKM (c) ETIK (d) MKVG
- 10.If SHIP is written as PIHS, how is STAR written in the same code? (a) RATS (b) QZSR (c) TUBS (d) SBUT
- 11.If PEN is written as KVM, how is FROG written in the same code? (a) UILT (b) GSPH (c) VJMU (d) THKS
- 12.If FROG is written as GORF, how is KITE written in the same code? (a) LJUF (b) FUJL (c) DSHJ (d) ETIK
- 13.If PEN is written as SHQ, how is FISH written in the same code? (a) ILVK (b) HKUJ (c) JMWL (d) CFPE
- 14.If BOOK is written as YLLP, how is CAKE written in the same code? (a) WYOU (b) XZPV (c) YAQW (d) DBLF
- 15.If DOG is written as HPE, how is WIND written in the same code? (a) CMHV (b) DNIW (c) XJOE (d) EOJX
- 16.If LION is written as ORLM, how is KITE written in the same code? (a) LJUF (b) QSHW (c) PRGV (d) OQFU
- 17.If DOG is written as GOD, how is MOON written in the same code? (a) OPPN (b) NPPO (c) MNNL (d) NOOM
- 18.If PARK is written as OZQJ, how is KITE written in the same code? (a) JHSD (b) IGRC (c) KITE (d) LJUF
- 19.If HAND is written as SZMW, how is DESK written in the same code? (a) XWIQ (b) WVHP (c) VUGO (d) EFTL
- 20.If STAR is written as RATS, how is TOYS written in the same code? (a) TZPU (b) SYOT (c) UPZT (d) RXNS
- 21.If TOYS is written as UAQV, how is CAKE written in the same code? (a) GMCE (b) CIYA (c) ECMG (d) EKAC
- 22.If HAND is written as SZMW, how is STAR written in the same code? (a) GFYH (b) TUBS (c) HGZI (d) IHAJ
- 23.If RAIN is written as OJBS, how is SUN written in the same code? (a) TVO (b) NUS (c) MTR (d) OVT
- 24.If PEN is written as KVM, how is TREE written in the same code? (a) HJWW (b) USFF (c) FHUU (d) GIVV
- 25.If BOAT is written as YLZG, how is MOON written in the same code? (a) NPPO (b) MKKL (c) NLLM (d) OMMN
- 26.If RAIN is written as NIAR, how is BOAT written in the same code? (a) UBPC (b) SZNA (c) TAOB (d) CPBU
- 27.If LION is written as ORLM, how is JUMP written in the same code? (a) QFNK (b) RGOL (c) KVNQ (d) PEMJ
- 28.If NEST is written as TSEN, how is JUMP written in the same code? (a) OLTI (b) KVNQ (c) QNVK (d) PMUJ
- 29.If TREE is written as GIVV, how is KITE written in the same code? (a) LJUF (b) QSHW (c) OQFU (d) PRGV
- 30.If GOLD is written as EMJB, how is BOOK written in the same code? (a) ANNJ (b) DQQM (c) ZMMI (d) YLLH
- 31.If BOOK is written as MQQD, how is RAIN written in the same code? (a) LGYP (b) NIAR (c) PKCT (d) TCKP
- 32.If NEST is written as VUGP, how is LAMP written in the same code? (a) ROCN (b) PMAL (c) NCOR (d) NKYJ
- 33.If PARK is written as KZIP, how is DRUM written in the same code? (a) VHEM (b) ESVN (c) XJGO (d) WIFN
- 34.If MILK is written as KGJI, how is KITE written in the same code? (a) JHSD (b) MKVG (c) IGRC (d) HFQB
- 35.If CAKE is written as AYIC, how is BOOK written in the same code? (a) ANNJ (b) ZMMI (c) DQQM (d) YLLH
- 36.If MILK is written as KLIM, how is KITE written in the same code? (a) DSHJ (b) LJUF (c) FUJL (d) ETIK
- 37.If TREE is written as GIVV, how is DOG written in the same code? (a) EPH (b) VKS (c) XMU (d) WLT
- 38.If STAR is written as QZSR, how is BELL written in the same code? (a) MMFC (b) ADKK (c) LLEB (d) KKDA
- 39.If MILK is written as NJML, how is COLD written in the same code? (a) EQNF (b) EMPD (c) DPME (d) BNKC
- 40.If TOYS is written as GLBH, how is TREE written in the same code? (a) HJWW (b) FHUU (c) GIVV (d) USFF
Answer key
- PRGV
- KVM
- JGML
- LLAB
- OJBS
- GLBH
- ZCJJ
- NCOR
- GVKM
- RATS
- UILT
- ETIK
- ILVK
- XZPV
- EOJX
- PRGV
- NOOM
- JHSD
- WVHP
- SYOT
- GMCE
- HGZI
- OVT
- GIVV
- NLLM
- TAOB
- QFNK
- PMUJ
- PRGV
- ZMMI
- PKCT
- ROCN
- WIFN
- IGRC
- ZMMI
- ETIK
- WLT
- KKDA
- DPME
- GIVV
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