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 KITE written in the same code? (a) DSHJ (b) LJUF (c) ETIK (d) FUJL
- 2.If CAT is written as FDW, how is GOLD written in the same code? (a) DLIA (b) JROG (c) IQNF (d) KSPH
- 3.If WIND is written as EOJX, how is KITE written in the same code? (a) ETIK (b) FUJL (c) LJUF (d) DSHJ
- 4.If STAR is written as SBUT, how is FISH written in the same code? (a) HSIF (b) GRHE (c) ITJG (d) GJTI
- 5.If BOOK is written as ZMMI, how is PARK written in the same code? (a) MXOH (b) RCTM (c) OZQJ (d) NYPI
- 6.If SUN is written as NUS, how is BOAT written in the same code? (a) CPBU (b) TAOB (c) UBPC (d) SZNA
- 7.If STAR is written as RATS, how is PEN written in the same code? (a) QFO (b) MDO (c) OFQ (d) NEP
- 8.If FISH is written as URHS, how is NEST written in the same code? (a) LUGF (b) NWIH (c) OFTU (d) MVHG
- 9.If DOG is written as WLT, how is BELL written in the same code? (a) ZWPP (b) YVOO (c) CFMM (d) XUNN
- 10.If NEST is written as SRDM, how is RAIN written in the same code? (a) OJBS (b) QZHM (c) NIAR (d) MHZQ
- 11.If LAMP is written as MBNQ, how is GOLD written in the same code? (a) EMPH (b) IQNF (c) FNKC (d) HPME
- 12.If HAND is written as JCPF, how is MILK written in the same code? (a) KGJI (b) OKNM (c) NJML (d) PLON
- 13.If PARK is written as MTCR, how is FROG written in the same code? (a) IQTH (b) HTQI (c) GORF (d) EMPD
- 14.If DESK is written as LTFE, how is PEN written in the same code? (a) QFO (b) OFQ (c) MDO (d) NEP
- 15.If WIND is written as CMHV, how is LAMP written in the same code? (a) PMAL (b) OLZK (c) QNBM (d) KZLO
- 16.If COLD is written as CKNB, how is WIND written in the same code? (a) VHMC (b) CMHV (c) DNIW (d) EOJX
- 17.If PARK is written as KRAP, how is MOON written in the same code? (a) MNNL (b) OPPN (c) NOOM (d) NPPO
- 18.If CAT is written as VCE, how is TREE written in the same code? (a) CCPR (b) GGTV (c) VTGG (d) EERT
- 19.If NEST is written as LCQR, how is FISH written in the same code? (a) HKUJ (b) CFPE (c) EHRG (d) DGQF
- 20.If TREE is written as GIVV, how is SUN written in the same code? (a) IGN (b) HFM (c) TVO (d) GEL
- 21.If TREE is written as GGTV, how is RAIN written in the same code? (a) LGYP (b) PKCT (c) TCKP (d) NIAR
- 22.If LAMP is written as NCOR, how is TREE written in the same code? (a) RPCC (b) WUHH (c) USFF (d) VTGG
- 23.If CAT is written as TAC, how is TOYS written in the same code? (a) TZPU (b) RXNS (c) SYOT (d) UPZT
- 24.If PARK is written as JQZO, how is TREE written in the same code? (a) FFSU (b) DDQS (c) EERT (d) SQDD
- 25.If FROG is written as HPSG, how is COLD written in the same code? (a) CKNB (b) DPME (c) EMPD (d) DLOC
- 26.If SHIP is written as VKLS, how is DESK written in the same code? (a) GHVN (b) FGUM (c) ABPH (d) HIWO
- 27.If TREE is written as DDQS, how is LAMP written in the same code? (a) PMAL (b) OLZK (c) QNBM (d) KZLO
- 28.If CAT is written as VCE, how is COLD written in the same code? (a) BJMA (b) FNQE (c) EQNF (d) DLOC
- 29.If BOAT is written as YLZG, how is MILK written in the same code? (a) NROP (b) NJML (c) OSPQ (d) MQNO
- 30.If BALL is written as LLAB, how is DESK written in the same code? (a) KSED (b) JRDC (c) LTFE (d) EFTL
- 31.If SHIP is written as PIHS, how is DRUM written in the same code? (a) NVSE (b) ESVN (c) MURD (d) LTQC
- 32.If STAR is written as TUBS, how is CAKE written in the same code? (a) ECMG (b) DBLF (c) FLBD (d) BZJD
- 33.If TOYS is written as GLBH, how is BOAT written in the same code? (a) XKYF (b) ZMAH (c) CPBU (d) YLZG
- 34.If HAND is written as DNAH, how is TREE written in the same code? (a) EERT (b) FFSU (c) DDQS (d) USFF
- 35.If RAIN is written as PYGL, how is LAMP written in the same code? (a) NCOR (b) IXJM (c) KZLO (d) JYKN
- 36.If CAKE is written as EKAC, how is JUMP written in the same code? (a) PMUJ (b) OLTI (c) QNVK (d) KVNQ
- 37.If WIND is written as ZLQG, how is DRUM written in the same code? (a) AORJ (b) GUXP (c) HVYQ (d) FTWO
- 38.If MOON is written as NOOM, how is KITE written in the same code? (a) DSHJ (b) FUJL (c) ETIK (d) LJUF
- 39.If STAR is written as VWDU, how is KITE written in the same code? (a) OMXI (b) MKVG (c) HFQB (d) NLWH
- 40.If FISH is written as URHS, how is BOOK written in the same code? (a) YLLP (b) XKKO (c) ZMMQ (d) CPPL
Answer key
- ETIK
- JROG
- FUJL
- ITJG
- NYPI
- TAOB
- NEP
- MVHG
- YVOO
- MHZQ
- HPME
- OKNM
- IQTH
- OFQ
- OLZK
- CMHV
- NOOM
- GGTV
- DGQF
- HFM
- PKCT
- VTGG
- SYOT
- DDQS
- EMPD
- GHVN
- OLZK
- FNQE
- NROP
- KSED
- MURD
- DBLF
- YLZG
- EERT
- JYKN
- PMUJ
- GUXP
- ETIK
- NLWH
- YLLP
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