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 HAND is written as FPCJ, how is WIND written in the same code? (a) DNIW (b) FPKY (c) BLGU (d) YKPF
- 2.If BOOK is written as KOOB, how is LAMP written in the same code? (a) MBNQ (b) OLZK (c) QNBM (d) PMAL
- 3.If BOOK is written as ERRN, how is RAIN written in the same code? (a) UDLQ (b) TCKP (c) VEMR (d) OXFK
- 4.If FISH is written as HSIF, how is BOAT written in the same code? (a) UBPC (b) SZNA (c) CPBU (d) TAOB
- 5.If DOG is written as EPH, how is PEN written in the same code? (a) OFQ (b) RGP (c) QFO (d) ODM
- 6.If COLD is written as EMPD, how is STAR written in the same code? (a) TUBS (b) QZSR (c) SBUT (d) RATS
- 7.If BOOK is written as LPPC, how is BALL written in the same code? (a) KKZA (b) LLAB (c) MMBC (d) CBMM
- 8.If DOG is written as WLT, how is MILK written in the same code? (a) NROP (b) MQNO (c) NJML (d) OSPQ
- 9.If BOAT is written as YLZG, how is SHIP written in the same code? (a) ITSL (b) TIJQ (c) HSRK (d) GRQJ
- 10.If PARK is written as MTCR, how is MILK written in the same code? (a) OKNM (b) MNKO (c) KLIM (d) IJGK
- 11.If DOG is written as HPE, how is LION written in the same code? (a) MNHK (b) NOIL (c) OPJM (d) MJPO
- 12.If WIND is written as DNIW, how is MILK written in the same code? (a) NJML (b) KLIM (c) LMJN (d) JKHL
- 13.If JUMP is written as HSKN, how is SHIP written in the same code? (a) RGHO (b) PEFM (c) QFGN (d) UJKR
- 14.If LAMP is written as OZNK, how is FROG written in the same code? (a) UILT (b) THKS (c) VJMU (d) GSPH
- 15.If BOAT is written as TAOB, how is NEST written in the same code? (a) OFTU (b) SRDM (c) TSEN (d) UTFO
- 16.If STAR is written as VWDU, how is BALL written in the same code? (a) EDOO (b) FEPP (c) DCNN (d) YXII
- 17.If HAND is written as SZMW, how is SUN written in the same code? (a) IGN (b) TVO (c) GEL (d) HFM
- 18.If NEST is written as MVHG, how is STAR written in the same code? (a) TUBS (b) IHAJ (c) HGZI (d) GFYH
- 19.If MOON is written as NLLM, how is TOYS written in the same code? (a) FKAG (b) UPZT (c) GLBH (d) HMCI
- 20.If TREE is written as GIVV, how is MOON written in the same code? (a) OMMN (b) NLLM (c) NPPO (d) MKKL
- 21.If FISH is written as URHS, how is JUMP written in the same code? (a) KVNQ (b) RGOL (c) QFNK (d) PEMJ
- 22.If TOYS is written as TZPU, how is NEST written in the same code? (a) SRDM (b) UTFO (c) OFTU (d) TSEN
- 23.If LION is written as NOIL, how is LAMP written in the same code? (a) OLZK (b) QNBM (c) MBNQ (d) PMAL
- 24.If COLD is written as XLOW, how is BELL written in the same code? (a) CFMM (b) YVOO (c) XUNN (d) ZWPP
- 25.If HAND is written as JCPF, how is SUN written in the same code? (a) TVO (b) UWP (c) QSL (d) VXQ
- 26.If SUN is written as TVO, how is MOON written in the same code? (a) LNNM (b) NPPO (c) OPPN (d) OQQP
- 27.If MOON is written as NLLM, how is BOOK written in the same code? (a) CPPL (b) XKKO (c) YLLP (d) ZMMQ
- 28.If DESK is written as JRDC, how is DRUM written in the same code? (a) NVSE (b) LTQC (c) MURD (d) CQTL
- 29.If HAND is written as SZMW, how is DOG written in the same code? (a) EPH (b) VKS (c) XMU (d) WLT
- 30.If COLD is written as FNQE, how is RAIN written in the same code? (a) TCKP (b) LGYP (c) PKCT (d) NIAR
- 31.If CAT is written as TAC, how is PEN written in the same code? (a) QFO (b) NEP (c) OFQ (d) MDO
- 32.If DESK is written as WVHP, how is BOAT written in the same code? (a) XKYF (b) ZMAH (c) CPBU (d) YLZG
- 33.If LAMP is written as OLZK, how is BALL written in the same code? (a) KKZA (b) AZKK (c) LLAB (d) MMBC
- 34.If TREE is written as WUHH, how is SUN written in the same code? (a) PRK (b) VXQ (c) WYR (d) UWP
- 35.If COLD is written as BNKC, how is PEN written in the same code? (a) PEN (b) QFO (c) ODM (d) NCL
- 36.If BOOK is written as ANNJ, how is BOAT written in the same code? (a) CPBU (b) ANZS (c) ZMYR (d) BOAT
- 37.If KITE is written as LJUF, how is BOOK written in the same code? (a) CPPL (b) LPPC (c) DQQM (d) ANNJ
- 38.If GOLD is written as EMPH, how is BOOK written in the same code? (a) JNNA (b) LPPC (c) CPPL (d) KOOB
- 39.If BOAT is written as TAOB, how is WIND written in the same code? (a) DNIW (b) CMHV (c) XJOE (d) EOJX
- 40.If MILK is written as KLIM, how is PEN written in the same code? (a) QFO (b) MDO (c) OFQ (d) NEP
Answer key
- FPKY
- PMAL
- UDLQ
- TAOB
- QFO
- SBUT
- MMBC
- NROP
- HSRK
- MNKO
- OPJM
- KLIM
- QFGN
- UILT
- TSEN
- EDOO
- HFM
- HGZI
- GLBH
- NLLM
- QFNK
- UTFO
- PMAL
- YVOO
- UWP
- NPPO
- YLLP
- LTQC
- WLT
- PKCT
- NEP
- YLZG
- KKZA
- VXQ
- ODM
- ANZS
- CPPL
- LPPC
- DNIW
- NEP
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