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 BOOK is written as YLLP, how is FROG written in the same code? (a) VJMU (b) UILT (c) THKS (d) GSPH
- 2.If WIND is written as DNIW, how is NEST written in the same code? (a) UTFO (b) OFTU (c) TSEN (d) SRDM
- 3.If LION is written as NOIL, how is TOYS written in the same code? (a) UPZT (b) SYOT (c) RXNS (d) TZPU
- 4.If DOG is written as HPE, how is DRUM written in the same code? (a) MURD (b) LTQC (c) NVSE (d) ESVN
- 5.If SUN is written as HFM, how is TOYS written in the same code? (a) HMCI (b) FKAG (c) UPZT (d) GLBH
- 6.If CAKE is written as GMCE, how is COLD written in the same code? (a) BJMA (b) FNQE (c) EQNF (d) DLOC
- 7.If DESK is written as WVHP, how is NEST written in the same code? (a) OFTU (b) NWIH (c) MVHG (d) LUGF
- 8.If FROG is written as HPSG, how is DOG written in the same code? (a) EPH (b) GOD (c) FNC (d) HPE
- 9.If GOLD is written as TLOW, how is KITE written in the same code? (a) PRGV (b) OQFU (c) LJUF (d) QSHW
- 10.If TREE is written as EERT, how is SUN written in the same code? (a) TVO (b) MTR (c) OVT (d) NUS
- 11.If BOAT is written as DQCV, how is MILK written in the same code? (a) NJML (b) OKNM (c) PLON (d) KGJI
- 12.If TREE is written as GIVV, how is DRUM written in the same code? (a) ESVN (b) XJGO (c) VHEM (d) WIFN
- 13.If MILK is written as OKNM, how is TREE written in the same code? (a) USFF (b) RPCC (c) WUHH (d) VTGG
- 14.If HAND is written as SZMW, how is WIND written in the same code? (a) XJOE (b) CQLV (c) ESNX (d) DRMW
- 15.If SUN is written as NUS, how is GOLD written in the same code? (a) EMPH (b) HPME (c) DLOG (d) CKNF
- 16.If SUN is written as PWU, how is BOAT written in the same code? (a) TAOB (b) VCQD (c) RYMZ (d) DQCV
- 17.If COLD is written as DPME, how is PARK written in the same code? (a) OZQJ (b) LSBQ (c) QBSL (d) RCTM
- 18.If CAT is written as VCE, how is BELL written in the same code? (a) NNGD (b) DGNN (c) JJCZ (d) LLEB
- 19.If JUMP is written as HSKN, how is CAT written in the same code? (a) AYR (b) ECV (c) ZXQ (d) BZS
- 20.If TOYS is written as VQAU, how is BELL written in the same code? (a) ZCJJ (b) EHOO (c) CFMM (d) DGNN
- 21.If DESK is written as FGUM, how is PEN written in the same code? (a) SHQ (b) QFO (c) RGP (d) NCL
- 22.If TREE is written as EERT, how is NEST written in the same code? (a) UTFO (b) SRDM (c) TSEN (d) OFTU
- 23.If LAMP is written as MBNQ, how is KITE written in the same code? (a) MKVG (b) LJUF (c) JHSD (d) FUJL
- 24.If HAND is written as DNAH, how is DRUM written in the same code? (a) NVSE (b) ESVN (c) MURD (d) LTQC
- 25.If GOLD is written as FNQI, how is DOG written in the same code? (a) FQI (b) IQF (c) EMB (d) GOD
- 26.If BOOK is written as ANNJ, how is CAT written in the same code? (a) AYR (b) DBU (c) BZS (d) CAT
- 27.If LAMP is written as NCOR, how is BOOK written in the same code? (a) DQQM (b) CPPL (c) ERRN (d) ZMMI
- 28.If BELL is written as EHOO, how is HAND written in the same code? (a) LERH (b) KDQG (c) JCPF (d) EXKA
- 29.If HAND is written as SZMW, how is BALL written in the same code? (a) ZAPP (b) XYNN (c) CBMM (d) YZOO
- 30.If JUMP is written as PMUJ, how is LION written in the same code? (a) MJPO (b) NOIL (c) OPJM (d) MNHK
- 31.If BOOK is written as LPPC, how is TREE written in the same code? (a) FFSU (b) USFF (c) EERT (d) DDQS
- 32.If TOYS is written as SNXR, how is MOON written in the same code? (a) NPPO (b) LNNM (c) MOON (d) KMML
- 33.If TREE is written as EERT, how is LION written in the same code? (a) OPJM (b) MJPO (c) NOIL (d) MNHK
- 34.If BALL is written as NNCD, how is LION written in the same code? (a) NOIL (b) NKQP (c) PQKN (d) LMGJ
- 35.If BOAT is written as YLZG, how is MOON written in the same code? (a) NLLM (b) NPPO (c) MKKL (d) OMMN
- 36.If SHIP is written as PIHS, how is MILK written in the same code? (a) JKHL (b) LMJN (c) KLIM (d) NJML
- 37.If DRUM is written as OWTF, how is MILK written in the same code? (a) MNKO (b) KLIM (c) OKNM (d) IJGK
- 38.If MILK is written as NROP, how is MOON written in the same code? (a) MKKL (b) OMMN (c) NLLM (d) NPPO
- 39.If FROG is written as UILT, how is CAT written in the same code? (a) YAH (b) XZG (c) DBU (d) WYF
- 40.If GOLD is written as TLOW, how is STAR written in the same code? (a) GFYH (b) TUBS (c) IHAJ (d) HGZI
Answer key
- UILT
- TSEN
- SYOT
- NVSE
- GLBH
- FNQE
- MVHG
- HPE
- PRGV
- NUS
- OKNM
- WIFN
- VTGG
- DRMW
- DLOG
- VCQD
- QBSL
- NNGD
- AYR
- DGNN
- RGP
- TSEN
- LJUF
- MURD
- IQF
- BZS
- DQQM
- KDQG
- YZOO
- NOIL
- FFSU
- LNNM
- NOIL
- PQKN
- NLLM
- KLIM
- MNKO
- NLLM
- XZG
- HGZI
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