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 GOLD is written as TLOW, how is WIND written in the same code? (a) XJOE (b) CQLV (c) ESNX (d) DRMW
- 2.If MILK is written as NROP, how is DESK written in the same code? (a) WVHP (b) XWIQ (c) VUGO (d) EFTL
- 3.If PEN is written as NEP, how is LION written in the same code? (a) MJPO (b) OPJM (c) NOIL (d) MNHK
- 4.If BOAT is written as YLZG, how is TOYS written in the same code? (a) UPZT (b) HMCI (c) GLBH (d) FKAG
- 5.If CAKE is written as FLBD, how is WIND written in the same code? (a) XJOE (b) EOJX (c) CMHV (d) DNIW
- 6.If RAIN is written as SBJO, how is BALL written in the same code? (a) MMBC (b) DCNN (c) AZKK (d) CBMM
- 7.If WIND is written as XJOE, how is TREE written in the same code? (a) FFSU (b) VTGG (c) USFF (d) SQDD
- 8.If PEN is written as RGP, how is SHIP written in the same code? (a) QFGN (b) TIJQ (c) VKLS (d) UJKR
- 9.If PEN is written as KVM, how is PARK written in the same code? (a) KZIP (b) JYHO (c) LAJQ (d) QBSL
- 10.If TREE is written as GIVV, how is GOLD written in the same code? (a) UMPX (b) SKNV (c) HPME (d) TLOW
- 11.If PEN is written as KVM, how is TOYS written in the same code? (a) FKAG (b) HMCI (c) GLBH (d) UPZT
- 12.If RAIN is written as NIAR, how is NEST written in the same code? (a) UTFO (b) OFTU (c) SRDM (d) TSEN
- 13.If TOYS is written as GLBH, how is BALL written in the same code? (a) ZAPP (b) XYNN (c) CBMM (d) YZOO
- 14.If GOLD is written as FNKC, how is DESK written in the same code? (a) BCQI (b) CDRJ (c) DESK (d) EFTL
- 15.If DRUM is written as NVSE, how is FISH written in the same code? (a) HSIF (b) GJTI (c) GRHE (d) ITJG
- 16.If WIND is written as YKPF, how is DRUM written in the same code? (a) GUXP (b) FTWO (c) ESVN (d) BPSK
- 17.If DOG is written as CNF, how is MOON written in the same code? (a) KMML (b) NPPO (c) LNNM (d) MOON
- 18.If STAR is written as RSZQ, how is LION written in the same code? (a) LION (b) JGML (c) KHNM (d) MJPO
- 19.If STAR is written as HGZI, how is HAND written in the same code? (a) RYLV (b) TANX (c) SZMW (d) IBOE
- 20.If WIND is written as DNIW, how is BELL written in the same code? (a) KKDA (b) MMFC (c) LLEB (d) CFMM
- 21.If DOG is written as IQF, how is DRUM written in the same code? (a) OWTF (b) FTWO (c) KSPB (d) MURD
- 22.If BOOK is written as ZMMI, how is NEST written in the same code? (a) KBPQ (b) MDRS (c) PGUV (d) LCQR
- 23.If MOON is written as PRRQ, how is PEN written in the same code? (a) RGP (b) MBK (c) TIR (d) SHQ
- 24.If SUN is written as HFM, how is CAKE written in the same code? (a) XZPV (b) WYOU (c) DBLF (d) YAQW
- 25.If CAKE is written as DBLF, how is COLD written in the same code? (a) BNKC (b) EMPD (c) DPME (d) EQNF
- 26.If FROG is written as UILT, how is PARK written in the same code? (a) KZIP (b) LAJQ (c) QBSL (d) JYHO
- 27.If COLD is written as EQNF, how is KITE written in the same code? (a) LJUF (b) IGRC (c) MKVG (d) NLWH
- 28.If TREE is written as RPCC, how is TOYS written in the same code? (a) RMWQ (b) SNXR (c) VQAU (d) QLVP
- 29.If WIND is written as EOJX, how is HAND written in the same code? (a) CMZG (b) DNAH (c) EOBI (d) IBOE
- 30.If TOYS is written as SYOT, how is BOOK written in the same code? (a) KOOB (b) LPPC (c) JNNA (d) CPPL
- 31.If STAR is written as TCVU, how is NEST written in the same code? (a) RQCL (b) PGUV (c) VUGP (d) TSEN
- 32.If BOAT is written as TAOB, how is RAIN written in the same code? (a) MHZQ (b) SBJO (c) NIAR (d) OJBS
- 33.If LAMP is written as OZNK, how is PARK written in the same code? (a) QBSL (b) KZIP (c) LAJQ (d) JYHO
- 34.If BOOK is written as MQQD, how is TREE written in the same code? (a) EERT (b) CCPR (c) GGTV (d) VTGG
- 35.If GOLD is written as FNKC, how is BOOK written in the same code? (a) CPPL (b) ZMMI (c) BOOK (d) ANNJ
- 36.If FROG is written as DPME, how is WIND written in the same code? (a) YKPF (b) VHMC (c) TFKA (d) UGLB
- 37.If PARK is written as KZIP, how is MOON written in the same code? (a) NLLM (b) OMMN (c) NPPO (d) MKKL
- 38.If TOYS is written as SYOT, how is HAND written in the same code? (a) EOBI (b) IBOE (c) DNAH (d) CMZG
- 39.If BOAT is written as YLZG, how is DRUM written in the same code? (a) XJGO (b) VHEM (c) ESVN (d) WIFN
- 40.If BOOK is written as ANNJ, how is BALL written in the same code? (a) CBMM (b) ZYJJ (c) BALL (d) AZKK
Answer key
- DRMW
- WVHP
- NOIL
- GLBH
- EOJX
- CBMM
- USFF
- UJKR
- KZIP
- TLOW
- GLBH
- TSEN
- YZOO
- CDRJ
- ITJG
- FTWO
- LNNM
- KHNM
- SZMW
- LLEB
- OWTF
- LCQR
- SHQ
- XZPV
- DPME
- KZIP
- MKVG
- RMWQ
- EOBI
- KOOB
- VUGP
- NIAR
- KZIP
- GGTV
- ANNJ
- UGLB
- NLLM
- DNAH
- WIFN
- AZKK
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