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 DESK is written as WVHP, how is SHIP written in the same code? (a) ITSL (b) GRQJ (c) HSRK (d) TIJQ
- 2.If FISH is written as HSIF, how is SUN written in the same code? (a) OVT (b) TVO (c) NUS (d) MTR
- 3.If SUN is written as UWP, how is LION written in the same code? (a) NKQP (b) MJPO (c) OLRQ (d) JGML
- 4.If JUMP is written as ITLO, how is BALL written in the same code? (a) AZKK (b) CBMM (c) ZYJJ (d) BALL
- 5.If MILK is written as OKNM, how is GOLD written in the same code? (a) EMJB (b) IQNF (c) JROG (d) HPME
- 6.If MOON is written as OPPN, how is NEST written in the same code? (a) SRDM (b) UTFO (c) OFTU (d) TSEN
- 7.If FISH is written as EHRG, how is BOAT written in the same code? (a) ANZS (b) CPBU (c) BOAT (d) ZMYR
- 8.If TREE is written as GIVV, how is NEST written in the same code? (a) LUGF (b) MVHG (c) NWIH (d) OFTU
- 9.If NEST is written as QHVW, how is FROG written in the same code? (a) HTQI (b) JVSK (c) IURJ (d) COLD
- 10.If GOLD is written as IQNF, how is TREE written in the same code? (a) RPCC (b) USFF (c) VTGG (d) WUHH
- 11.If PARK is written as KZIP, how is HAND written in the same code? (a) TANX (b) SZMW (c) RYLV (d) IBOE
- 12.If LION is written as NOIL, how is TREE written in the same code? (a) DDQS (b) FFSU (c) EERT (d) USFF
- 13.If MILK is written as LMJN, how is STAR written in the same code? (a) RATS (b) TUBS (c) QZSR (d) SBUT
- 14.If STAR is written as TCVU, how is BALL written in the same code? (a) LLAB (b) JJYZ (c) DCNN (d) NNCD
- 15.If MOON is written as NOOM, how is FROG written in the same code? (a) GSPH (b) FNQE (c) HPSG (d) GORF
- 16.If JUMP is written as PMUJ, how is LION written in the same code? (a) MNHK (b) NOIL (c) MJPO (d) OPJM
- 17.If BOAT is written as TAOB, how is FROG written in the same code? (a) GSPH (b) HPSG (c) FNQE (d) GORF
- 18.If MOON is written as KMML, how is BOAT written in the same code? (a) YLXQ (b) ZMYR (c) DQCV (d) ANZS
- 19.If BELL is written as LLEB, how is DOG written in the same code? (a) EPH (b) HPE (c) FNC (d) GOD
- 20.If BOAT is written as YLZG, how is WIND written in the same code? (a) XJOE (b) ESNX (c) DRMW (d) CQLV
- 21.If PARK is written as NYPI, how is BELL written in the same code? (a) ADKK (b) ZCJJ (c) YBII (d) DGNN
- 22.If BOOK is written as MQQD, how is DRUM written in the same code? (a) OWTF (b) FTWO (c) KSPB (d) MURD
- 23.If DOG is written as WLT, how is FROG written in the same code? (a) THKS (b) VJMU (c) UILT (d) GSPH
- 24.If JUMP is written as QFNK, how is HAND written in the same code? (a) IBOE (b) SZMW (c) RYLV (d) TANX
- 25.If CAT is written as SZB, how is SHIP written in the same code? (a) OHGR (b) RGHO (c) QJIT (d) PIHS
- 26.If STAR is written as RATS, how is MOON written in the same code? (a) OPPN (b) NPPO (c) NOOM (d) MNNL
- 27.If BOAT is written as TAOB, how is PEN written in the same code? (a) MDO (b) QFO (c) OFQ (d) NEP
- 28.If SHIP is written as PIHS, how is FISH written in the same code? (a) ITJG (b) GRHE (c) GJTI (d) HSIF
- 29.If CAT is written as TAC, how is DRUM written in the same code? (a) ESVN (b) NVSE (c) MURD (d) LTQC
- 30.If LION is written as JGML, how is SHIP written in the same code? (a) UJKR (b) PEFM (c) RGHO (d) QFGN
- 31.If TOYS is written as VQAU, how is BALL written in the same code? (a) CBMM (b) DCNN (c) EDOO (d) ZYJJ
- 32.If MOON is written as MNNL, how is HAND written in the same code? (a) DNAH (b) GZMC (c) CMZG (d) EOBI
- 33.If CAT is written as XZG, how is BOOK written in the same code? (a) XKKO (b) ZMMQ (c) CPPL (d) YLLP
- 34.If COLD is written as DPME, how is KITE written in the same code? (a) JHSD (b) LJUF (c) MKVG (d) FUJL
- 35.If SHIP is written as OHGR, how is TOYS written in the same code? (a) SYOT (b) SNXR (c) RXNS (d) TZPU
- 36.If TREE is written as EERT, how is TOYS written in the same code? (a) TZPU (b) SYOT (c) RXNS (d) UPZT
- 37.If CAKE is written as XZPV, how is KITE written in the same code? (a) PRGV (b) LJUF (c) QSHW (d) OQFU
- 38.If GOLD is written as TLOW, how is MOON written in the same code? (a) OMMN (b) NPPO (c) MKKL (d) NLLM
- 39.If PARK is written as KZIP, how is TREE written in the same code? (a) USFF (b) GIVV (c) HJWW (d) FHUU
- 40.If PARK is written as KZIP, how is DOG written in the same code? (a) WLT (b) XMU (c) VKS (d) EPH
Answer key
- HSRK
- NUS
- NKQP
- AZKK
- IQNF
- UTFO
- ANZS
- MVHG
- IURJ
- VTGG
- SZMW
- EERT
- SBUT
- NNCD
- GORF
- NOIL
- GORF
- ZMYR
- GOD
- DRMW
- ZCJJ
- OWTF
- UILT
- SZMW
- OHGR
- NOOM
- NEP
- HSIF
- MURD
- QFGN
- DCNN
- CMZG
- YLLP
- LJUF
- RXNS
- SYOT
- PRGV
- NLLM
- GIVV
- WLT
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