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 WIND is written as DRMW, how is MOON written in the same code? (a) OMMN (b) NPPO (c) MKKL (d) NLLM
- 2.If TREE is written as EERT, how is BOAT written in the same code? (a) TAOB (b) UBPC (c) SZNA (d) CPBU
- 3.If SHIP is written as HSRK, how is FISH written in the same code? (a) VSIT (b) URHS (c) GJTI (d) TQGR
- 4.If SHIP is written as UJKR, how is TOYS written in the same code? (a) UPZT (b) WRBV (c) VQAU (d) RMWQ
- 5.If SUN is written as HFM, how is TOYS written in the same code? (a) UPZT (b) HMCI (c) FKAG (d) GLBH
- 6.If MILK is written as JKHL, how is KITE written in the same code? (a) JHSD (b) DSHJ (c) ETIK (d) FUJL
- 7.If MILK is written as NROP, how is TREE written in the same code? (a) HJWW (b) USFF (c) FHUU (d) GIVV
- 8.If MOON is written as PRRQ, how is SUN written in the same code? (a) UWP (b) WYR (c) VXQ (d) PRK
- 9.If BOOK is written as YLLP, how is BOAT written in the same code? (a) ZMAH (b) CPBU (c) XKYF (d) YLZG
- 10.If COLD is written as XLOW, how is FISH written in the same code? (a) GJTI (b) VSIT (c) TQGR (d) URHS
- 11.If CAKE is written as EKAC, how is JUMP written in the same code? (a) KVNQ (b) PMUJ (c) OLTI (d) QNVK
- 12.If FISH is written as ILVK, how is MOON written in the same code? (a) PRRQ (b) JLLK (c) QSSR (d) OQQP
- 13.If BOOK is written as DQQM, how is CAT written in the same code? (a) FDW (b) DBU (c) ECV (d) AYR
- 14.If TREE is written as DDQS, how is GOLD written in the same code? (a) FNKC (b) DLOG (c) EMPH (d) CKNF
- 15.If HAND is written as FPCJ, how is CAT written in the same code? (a) RYA (b) VCE (c) ECV (d) TAC
- 16.If BOOK is written as DQQM, how is NEST written in the same code? (a) PGUV (b) LCQR (c) OFTU (d) QHVW
- 17.If MILK is written as PLON, how is TREE written in the same code? (a) WUHH (b) QOBB (c) VTGG (d) XVII
- 18.If TREE is written as GIVV, how is MOON written in the same code? (a) OMMN (b) NPPO (c) MKKL (d) NLLM
- 19.If DESK is written as KSED, how is TOYS written in the same code? (a) SYOT (b) TZPU (c) RXNS (d) UPZT
- 20.If TOYS is written as SYOT, how is BALL written in the same code? (a) MMBC (b) CBMM (c) LLAB (d) KKZA
- 21.If MILK is written as KGJI, how is SUN written in the same code? (a) RTM (b) QSL (c) PRK (d) UWP
- 22.If RAIN is written as OJBS, how is DRUM written in the same code? (a) NVSE (b) LTQC (c) ESVN (d) MURD
- 23.If LAMP is written as PMAL, how is BALL written in the same code? (a) KKZA (b) LLAB (c) MMBC (d) CBMM
- 24.If TREE is written as DDQS, how is WIND written in the same code? (a) CMHV (b) VHMC (c) EOJX (d) DNIW
- 25.If DRUM is written as WIFN, how is BALL written in the same code? (a) ZAPP (b) CBMM (c) XYNN (d) YZOO
- 26.If NEST is written as MVHG, how is SHIP written in the same code? (a) ITSL (b) TIJQ (c) HSRK (d) GRQJ
- 27.If FROG is written as DPME, how is NEST written in the same code? (a) KBPQ (b) LCQR (c) PGUV (d) MDRS
- 28.If DESK is written as WVHP, how is STAR written in the same code? (a) IHAJ (b) TUBS (c) HGZI (d) GFYH
- 29.If LION is written as MNHK, how is CAKE written in the same code? (a) BZJD (b) DJZB (c) FLBD (d) EKAC
- 30.If GOLD is written as EMPH, how is MILK written in the same code? (a) KLIM (b) LMJN (c) JKHL (d) NJML
- 31.If WIND is written as DNIW, how is PARK written in the same code? (a) KRAP (b) JQZO (c) QBSL (d) LSBQ
- 32.If TREE is written as FFSU, how is CAT written in the same code? (a) DBU (b) UBD (c) SZB (d) TAC
- 33.If LION is written as OPJM, how is PEN written in the same code? (a) OFQ (b) MDO (c) NEP (d) QFO
- 34.If CAKE is written as BZJD, how is MOON written in the same code? (a) LNNM (b) NPPO (c) KMML (d) MOON
- 35.If FROG is written as UILT, how is HAND written in the same code? (a) TANX (b) RYLV (c) IBOE (d) SZMW
- 36.If KITE is written as GVKM, how is CAKE written in the same code? (a) ECMG (b) CIYA (c) GMCE (d) EKAC
- 37.If JUMP is written as PMUJ, how is BALL written in the same code? (a) MMBC (b) KKZA (c) LLAB (d) CBMM
- 38.If GOLD is written as EMPH, how is KITE written in the same code? (a) FUJL (b) ETIK (c) LJUF (d) DSHJ
- 39.If FISH is written as HKUJ, how is HAND written in the same code? (a) IBOE (b) KDQG (c) FYLB (d) JCPF
- 40.If BALL is written as AZKK, how is CAT written in the same code? (a) AYR (b) CAT (c) DBU (d) BZS
Answer key
- NLLM
- TAOB
- URHS
- VQAU
- GLBH
- DSHJ
- GIVV
- VXQ
- YLZG
- URHS
- PMUJ
- PRRQ
- ECV
- CKNF
- VCE
- PGUV
- WUHH
- NLLM
- SYOT
- LLAB
- QSL
- NVSE
- LLAB
- CMHV
- YZOO
- HSRK
- LCQR
- HGZI
- DJZB
- LMJN
- KRAP
- UBD
- OFQ
- LNNM
- SZMW
- GMCE
- LLAB
- FUJL
- JCPF
- BZS
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