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 VHMC, how is GOLD written in the same code? (a) FNKC (b) HPME (c) GOLD (d) EMJB
- 2.If WIND is written as FPKY, how is SHIP written in the same code? (a) UJKR (b) PIHS (c) RKJU (d) NGFQ
- 3.If COLD is written as EMPD, how is WIND written in the same code? (a) DNIW (b) XJOE (c) CMHV (d) EOJX
- 4.If RAIN is written as NIAR, how is NEST written in the same code? (a) UTFO (b) SRDM (c) OFTU (d) TSEN
- 5.If MILK is written as KLIM, how is CAKE written in the same code? (a) DJZB (b) FLBD (c) DBLF (d) EKAC
- 6.If SHIP is written as HSRK, how is SUN written in the same code? (a) IGN (b) GEL (c) TVO (d) HFM
- 7.If NEST is written as SRDM, how is GOLD written in the same code? (a) EMPH (b) FNKC (c) DLOG (d) CKNF
- 8.If CAT is written as XZG, how is KITE written in the same code? (a) PRGV (b) QSHW (c) LJUF (d) OQFU
- 9.If GOLD is written as HPME, how is LAMP written in the same code? (a) NCOR (b) QNBM (c) MBNQ (d) KZLO
- 10.If SUN is written as OVT, how is DOG written in the same code? (a) HPE (b) FNC (c) EPH (d) GOD
- 11.If NEST is written as MVHG, how is BELL written in the same code? (a) XUNN (b) ZWPP (c) CFMM (d) YVOO
- 12.If SHIP is written as PIHS, how is FROG written in the same code? (a) GORF (b) HPSG (c) GSPH (d) FNQE
- 13.If NEST is written as TSEN, how is COLD written in the same code? (a) CKNB (b) EMPD (c) DPME (d) DLOC
- 14.If GOLD is written as TLOW, how is SUN written in the same code? (a) IGN (b) TVO (c) GEL (d) HFM
- 15.If KITE is written as NLWH, how is JUMP written in the same code? (a) GRJM (b) NYQT (c) LWOR (d) MXPS
- 16.If FISH is written as JUKH, how is NEST written in the same code? (a) RQCL (b) VUGP (c) TSEN (d) PGUV
- 17.If DESK is written as MUGF, how is FROG written in the same code? (a) EMPD (b) HTQI (c) GORF (d) IQTH
- 18.If TREE is written as GIVV, how is MILK written in the same code? (a) NJML (b) NROP (c) OSPQ (d) MQNO
- 19.If MOON is written as KMML, how is BALL written in the same code? (a) ZYJJ (b) AZKK (c) YXII (d) DCNN
- 20.If KITE is written as JHSD, how is TREE written in the same code? (a) TREE (b) USFF (c) RPCC (d) SQDD
- 21.If SUN is written as NUS, how is CAT written in the same code? (a) DBU (b) UBD (c) TAC (d) SZB
- 22.If LAMP is written as PMAL, how is SHIP written in the same code? (a) TIJQ (b) OHGR (c) QJIT (d) PIHS
- 23.If LAMP is written as OZNK, how is PARK written in the same code? (a) JYHO (b) KZIP (c) QBSL (d) LAJQ
- 24.If STAR is written as TUBS, how is WIND written in the same code? (a) XJOE (b) VHMC (c) YKPF (d) EOJX
- 25.If HAND is written as IBOE, how is BOAT written in the same code? (a) CPBU (b) DQCV (c) UBPC (d) ANZS
- 26.If TREE is written as WUHH, how is BELL written in the same code? (a) FIPP (b) YBII (c) DGNN (d) EHOO
- 27.If MOON is written as NOOM, how is MILK written in the same code? (a) NJML (b) JKHL (c) KLIM (d) LMJN
- 28.If DESK is written as KSED, how is KITE written in the same code? (a) LJUF (b) ETIK (c) DSHJ (d) FUJL
- 29.If TREE is written as FFSU, how is CAT written in the same code? (a) TAC (b) DBU (c) UBD (d) SZB
- 30.If FISH is written as ILVK, how is WIND written in the same code? (a) TFKA (b) AMRH (c) ZLQG (d) YKPF
- 31.If COLD is written as AMJB, how is RAIN written in the same code? (a) TCKP (b) OXFK (c) QZHM (d) PYGL
- 32.If TREE is written as FFSU, how is STAR written in the same code? (a) QZSR (b) RATS (c) TUBS (d) SBUT
- 33.If PARK is written as NYPI, how is TOYS written in the same code? (a) VQAU (b) QLVP (c) RMWQ (d) SNXR
- 34.If COLD is written as XLOW, how is CAT written in the same code? (a) YAH (b) XZG (c) DBU (d) WYF
- 35.If COLD is written as FROG, how is CAT written in the same code? (a) ZXQ (b) FDW (c) GEX (d) ECV
- 36.If GOLD is written as DLOG, how is CAKE written in the same code? (a) DJZB (b) EKAC (c) FLBD (d) DBLF
- 37.If DESK is written as WVHP, how is MOON written in the same code? (a) NLLM (b) MKKL (c) NPPO (d) OMMN
- 38.If GOLD is written as IQNF, how is STAR written in the same code? (a) TUBS (b) VWDU (c) UVCT (d) QRYP
- 39.If HAND is written as JCPF, how is FISH written in the same code? (a) DGQF (b) ILVK (c) GJTI (d) HKUJ
- 40.If BOOK is written as YLLP, how is CAKE written in the same code? (a) XZPV (b) YAQW (c) DBLF (d) WYOU
Answer key
- FNKC
- RKJU
- EOJX
- TSEN
- EKAC
- HFM
- CKNF
- PRGV
- MBNQ
- HPE
- YVOO
- GORF
- DLOC
- HFM
- MXPS
- VUGP
- IQTH
- NROP
- ZYJJ
- SQDD
- TAC
- PIHS
- KZIP
- XJOE
- CPBU
- EHOO
- KLIM
- ETIK
- UBD
- ZLQG
- PYGL
- SBUT
- RMWQ
- XZG
- FDW
- EKAC
- NLLM
- UVCT
- HKUJ
- XZPV
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