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 SUN is written as UWP, how is PARK written in the same code? (a) SDUN (b) NYPI (c) QBSL (d) RCTM
- 2.If MILK is written as KGJI, how is CAT written in the same code? (a) ZXQ (b) ECV (c) AYR (d) BZS
- 3.If CAKE is written as XZPV, how is BOAT written in the same code? (a) XKYF (b) CPBU (c) YLZG (d) ZMAH
- 4.If BALL is written as KKZA, how is BOAT written in the same code? (a) SZNA (b) ANZS (c) TAOB (d) UBPC
- 5.If BOOK is written as YLLP, how is SHIP written in the same code? (a) TIJQ (b) GRQJ (c) HSRK (d) ITSL
- 6.If WIND is written as DNIW, how is CAKE written in the same code? (a) FLBD (b) DJZB (c) EKAC (d) DBLF
- 7.If WIND is written as XJOE, how is JUMP written in the same code? (a) LWOR (b) KVNQ (c) ITLO (d) QNVK
- 8.If DOG is written as CNF, how is FROG written in the same code? (a) DPME (b) GSPH (c) FROG (d) EQNF
- 9.If KITE is written as ETIK, how is MILK written in the same code? (a) NJML (b) JKHL (c) LMJN (d) KLIM
- 10.If BALL is written as LLAB, how is MILK written in the same code? (a) JKHL (b) NJML (c) KLIM (d) LMJN
- 11.If BOOK is written as JNNA, how is CAKE written in the same code? (a) BZJD (b) DJZB (c) EKAC (d) FLBD
- 12.If NEST is written as SRDM, how is PEN written in the same code? (a) OFQ (b) ODM (c) NEP (d) MDO
- 13.If NEST is written as MVHG, how is DRUM written in the same code? (a) VHEM (b) WIFN (c) XJGO (d) ESVN
- 14.If SUN is written as QSL, how is BELL written in the same code? (a) YBII (b) DGNN (c) ZCJJ (d) ADKK
- 15.If DRUM is written as WIFN, how is NEST written in the same code? (a) MVHG (b) OFTU (c) LUGF (d) NWIH
- 16.If MOON is written as NPPO, how is GOLD written in the same code? (a) FNKC (b) EMPH (c) IQNF (d) HPME
- 17.If GOLD is written as CKNF, how is SUN written in the same code? (a) MTR (b) OVT (c) RTM (d) NUS
- 18.If BELL is written as LLEB, how is NEST written in the same code? (a) OFTU (b) UTFO (c) SRDM (d) TSEN
- 19.If FISH is written as URHS, how is TREE written in the same code? (a) FHUU (b) USFF (c) HJWW (d) GIVV
- 20.If COLD is written as DLOC, how is MILK written in the same code? (a) LMJN (b) JKHL (c) NJML (d) KLIM
- 21.If SUN is written as PWU, how is LAMP written in the same code? (a) ROCN (b) NCOR (c) NKYJ (d) PMAL
- 22.If BOOK is written as YLLP, how is STAR written in the same code? (a) TUBS (b) IHAJ (c) HGZI (d) GFYH
- 23.If BOOK is written as MQQD, how is TREE written in the same code? (a) GGTV (b) CCPR (c) EERT (d) VTGG
- 24.If RAIN is written as MHZQ, how is CAT written in the same code? (a) BZS (b) UBD (c) TAC (d) SZB
- 25.If CAT is written as ECV, how is HAND written in the same code? (a) IBOE (b) FYLB (c) KDQG (d) JCPF
- 26.If WIND is written as DNIW, how is TOYS written in the same code? (a) UPZT (b) RXNS (c) TZPU (d) SYOT
- 27.If WIND is written as DRMW, how is DOG written in the same code? (a) VKS (b) XMU (c) EPH (d) WLT
- 28.If COLD is written as BNKC, how is MILK written in the same code? (a) MILK (b) KGJI (c) NJML (d) LHKJ
- 29.If COLD is written as DLOC, how is PARK written in the same code? (a) LSBQ (b) JQZO (c) QBSL (d) KRAP
- 30.If NEST is written as MVHG, how is CAKE written in the same code? (a) XZPV (b) YAQW (c) DBLF (d) WYOU
- 31.If NEST is written as TSEN, how is CAT written in the same code? (a) TAC (b) DBU (c) UBD (d) SZB
- 32.If BALL is written as LLAB, how is DRUM written in the same code? (a) ESVN (b) MURD (c) LTQC (d) NVSE
- 33.If PARK is written as QBSL, how is RAIN written in the same code? (a) OJBS (b) QZHM (c) SBJO (d) TCKP
- 34.If SHIP is written as QJIT, how is CAT written in the same code? (a) DBU (b) SZB (c) UBD (d) TAC
- 35.If PARK is written as JQZO, how is CAT written in the same code? (a) TAC (b) BZS (c) UBD (d) SZB
- 36.If DRUM is written as MURD, how is JUMP written in the same code? (a) KVNQ (b) OLTI (c) QNVK (d) PMUJ
- 37.If GOLD is written as TLOW, how is TREE written in the same code? (a) FHUU (b) HJWW (c) USFF (d) GIVV
- 38.If DESK is written as KSED, how is PEN written in the same code? (a) NEP (b) QFO (c) MDO (d) OFQ
- 39.If WIND is written as EOJX, how is STAR written in the same code? (a) SBUT (b) QZSR (c) RATS (d) TUBS
- 40.If BOOK is written as YLLP, how is TREE written in the same code? (a) HJWW (b) GIVV (c) FHUU (d) USFF
Answer key
- RCTM
- AYR
- YLZG
- SZNA
- HSRK
- EKAC
- KVNQ
- EQNF
- KLIM
- KLIM
- DJZB
- MDO
- WIFN
- ZCJJ
- MVHG
- HPME
- MTR
- TSEN
- GIVV
- KLIM
- ROCN
- HGZI
- GGTV
- SZB
- JCPF
- SYOT
- WLT
- LHKJ
- KRAP
- XZPV
- TAC
- MURD
- SBJO
- UBD
- SZB
- PMUJ
- GIVV
- NEP
- SBUT
- GIVV
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