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 KITE is written as DSHJ, how is WIND written in the same code? (a) CMHV (b) VHMC (c) DNIW (d) EOJX
- 2.If LAMP is written as KZLO, how is DESK written in the same code? (a) BCQI (b) EFTL (c) CDRJ (d) DESK
- 3.If BOOK is written as YLLP, how is PARK written in the same code? (a) QBSL (b) LAJQ (c) JYHO (d) KZIP
- 4.If HAND is written as SZMW, how is SUN written in the same code? (a) HFM (b) IGN (c) TVO (d) GEL
- 5.If CAT is written as ECV, how is DESK written in the same code? (a) FGUM (b) EFTL (c) BCQI (d) GHVN
- 6.If KITE is written as IGRC, how is TREE written in the same code? (a) RPCC (b) QOBB (c) VTGG (d) SQDD
- 7.If DESK is written as WVHP, how is BELL written in the same code? (a) YVOO (b) XUNN (c) ZWPP (d) CFMM
- 8.If CAT is written as DBU, how is DRUM written in the same code? (a) NVSE (b) CQTL (c) FTWO (d) ESVN
- 9.If WIND is written as XJOE, how is BOAT written in the same code? (a) UBPC (b) ANZS (c) CPBU (d) DQCV
- 10.If BELL is written as CFMM, how is LION written in the same code? (a) OPJM (b) MJPO (c) NKQP (d) KHNM
- 11.If SUN is written as MTR, how is MILK written in the same code? (a) JKHL (b) LHKJ (c) KLIM (d) LMJN
- 12.If CAKE is written as XZPV, how is TOYS written in the same code? (a) FKAG (b) HMCI (c) UPZT (d) GLBH
- 13.If DRUM is written as LTQC, how is MILK written in the same code? (a) KLIM (b) JKHL (c) LHKJ (d) LMJN
- 14.If SUN is written as OVT, how is NEST written in the same code? (a) OFTU (b) UTFO (c) TSEN (d) SRDM
- 15.If SUN is written as PWU, how is TOYS written in the same code? (a) QWMR (b) UAQV (c) SYOT (d) VQAU
- 16.If TOYS is written as GLBH, how is DRUM written in the same code? (a) ESVN (b) XJGO (c) WIFN (d) VHEM
- 17.If SHIP is written as QJIT, how is STAR written in the same code? (a) TUBS (b) QZSR (c) RATS (d) SBUT
- 18.If MILK is written as NROP, how is CAT written in the same code? (a) WYF (b) XZG (c) DBU (d) YAH
- 19.If KITE is written as FUJL, how is CAKE written in the same code? (a) DJZB (b) FLBD (c) DBLF (d) EKAC
- 20.If KITE is written as PRGV, how is DOG written in the same code? (a) VKS (b) EPH (c) XMU (d) WLT
- 21.If SHIP is written as PIHS, how is TREE written in the same code? (a) FFSU (b) EERT (c) USFF (d) DDQS
- 22.If GOLD is written as FNKC, how is CAKE written in the same code? (a) AYIC (b) DBLF (c) CAKE (d) BZJD
- 23.If KITE is written as NLWH, how is HAND written in the same code? (a) EXKA (b) JCPF (c) LERH (d) KDQG
- 24.If WIND is written as ZLQG, how is TOYS written in the same code? (a) WRBV (b) XSCW (c) VQAU (d) QLVP
- 25.If HAND is written as DNAH, how is PARK written in the same code? (a) LSBQ (b) JQZO (c) QBSL (d) KRAP
- 26.If MOON is written as KMML, how is MILK written in the same code? (a) LHKJ (b) KGJI (c) JFIH (d) OKNM
- 27.If CAT is written as XZG, how is TOYS written in the same code? (a) HMCI (b) FKAG (c) UPZT (d) GLBH
- 28.If NEST is written as MDRS, how is CAT written in the same code? (a) AYR (b) CAT (c) DBU (d) BZS
- 29.If DESK is written as KSED, how is LION written in the same code? (a) NOIL (b) OPJM (c) MJPO (d) MNHK
- 30.If DRUM is written as WIFN, how is SHIP written in the same code? (a) HSRK (b) GRQJ (c) TIJQ (d) ITSL
- 31.If STAR is written as HGZI, how is LION written in the same code? (a) PSMN (b) NQKL (c) MJPO (d) ORLM
- 32.If FROG is written as FNQE, how is COLD written in the same code? (a) DLOC (b) CKNB (c) BNKC (d) EMPD
- 33.If DRUM is written as GUXP, how is SUN written in the same code? (a) VXQ (b) WYR (c) PRK (d) UWP
- 34.If STAR is written as TUBS, how is MILK written in the same code? (a) LMJN (b) LHKJ (c) NJML (d) OKNM
- 35.If SHIP is written as HSRK, how is DESK written in the same code? (a) VUGO (b) XWIQ (c) EFTL (d) WVHP
- 36.If BOAT is written as YLZG, how is CAT written in the same code? (a) DBU (b) YAH (c) XZG (d) WYF
- 37.If COLD is written as DLOC, how is LION written in the same code? (a) NOIL (b) MNHK (c) MJPO (d) OPJM
- 38.If HAND is written as IBOE, how is BOOK written in the same code? (a) DQQM (b) LPPC (c) CPPL (d) ANNJ
- 39.If PEN is written as NEP, how is JUMP written in the same code? (a) KVNQ (b) OLTI (c) PMUJ (d) QNVK
- 40.If MILK is written as KLIM, how is HAND written in the same code? (a) EOBI (b) IBOE (c) CMZG (d) DNAH
Answer key
- CMHV
- CDRJ
- KZIP
- HFM
- FGUM
- RPCC
- YVOO
- ESVN
- CPBU
- MJPO
- JKHL
- GLBH
- JKHL
- UTFO
- UAQV
- WIFN
- SBUT
- XZG
- FLBD
- WLT
- EERT
- BZJD
- KDQG
- WRBV
- KRAP
- KGJI
- GLBH
- BZS
- NOIL
- HSRK
- ORLM
- CKNB
- VXQ
- NJML
- WVHP
- XZG
- NOIL
- CPPL
- PMUJ
- DNAH
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