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 MILK is written as OKNM, how is NEST written in the same code? (a) OFTU (b) LCQR (c) PGUV (d) QHVW
- 2.If LAMP is written as PMAL, how is KITE written in the same code? (a) LJUF (b) ETIK (c) FUJL (d) DSHJ
- 3.If SUN is written as PWU, how is COLD written in the same code? (a) EQNF (b) BJMA (c) DLOC (d) FNQE
- 4.If STAR is written as TCVU, how is FROG written in the same code? (a) EMPD (b) IQTH (c) HTQI (d) GORF
- 5.If COLD is written as XLOW, how is MOON written in the same code? (a) NPPO (b) MKKL (c) OMMN (d) NLLM
- 6.If DOG is written as GOD, how is HAND written in the same code? (a) EOBI (b) CMZG (c) IBOE (d) DNAH
- 7.If TOYS is written as SYOT, how is TREE written in the same code? (a) FFSU (b) EERT (c) DDQS (d) USFF
- 8.If FROG is written as IQTH, how is COLD written in the same code? (a) DLOC (b) EQNF (c) BJMA (d) FNQE
- 9.If DESK is written as EFTL, how is CAKE written in the same code? (a) BZJD (b) DBLF (c) ECMG (d) FLBD
- 10.If COLD is written as FNQE, how is DOG written in the same code? (a) GOD (b) FQI (c) EMB (d) IQF
- 11.If HAND is written as SZMW, how is BALL written in the same code? (a) ZAPP (b) YZOO (c) CBMM (d) XYNN
- 12.If KITE is written as PRGV, how is PEN written in the same code? (a) LWN (b) JUL (c) KVM (d) QFO
- 13.If COLD is written as DPME, how is JUMP written in the same code? (a) QNVK (b) ITLO (c) LWOR (d) KVNQ
- 14.If KITE is written as FUJL, how is NEST written in the same code? (a) TSEN (b) SRDM (c) UTFO (d) OFTU
- 15.If PARK is written as KZIP, how is BELL written in the same code? (a) YVOO (b) ZWPP (c) XUNN (d) CFMM
- 16.If MOON is written as PQQO, how is FROG written in the same code? (a) GORF (b) EMPD (c) HTQI (d) IQTH
- 17.If FISH is written as GJTI, how is BOAT written in the same code? (a) UBPC (b) CPBU (c) ANZS (d) DQCV
- 18.If STAR is written as HGZI, how is DOG written in the same code? (a) EPH (b) VKS (c) WLT (d) XMU
- 19.If COLD is written as EQNF, how is SUN written in the same code? (a) TVO (b) UWP (c) VXQ (d) QSL
- 20.If DRUM is written as NVSE, how is SUN written in the same code? (a) OVT (b) TVO (c) MTR (d) NUS
- 21.If MOON is written as MNNL, how is LION written in the same code? (a) OPJM (b) KHNM (c) MNHK (d) NOIL
- 22.If TOYS is written as SYOT, how is BALL written in the same code? (a) KKZA (b) CBMM (c) LLAB (d) MMBC
- 23.If PARK is written as NYPI, how is SHIP written in the same code? (a) RGHO (b) PEFM (c) UJKR (d) QFGN
- 24.If KITE is written as PRGV, how is CAKE written in the same code? (a) WYOU (b) XZPV (c) YAQW (d) DBLF
- 25.If GOLD is written as FNKC, how is JUMP written in the same code? (a) KVNQ (b) JUMP (c) ITLO (d) HSKN
- 26.If LAMP is written as OZNK, how is BELL written in the same code? (a) XUNN (b) ZWPP (c) YVOO (d) CFMM
- 27.If DESK is written as KSED, how is HAND written in the same code? (a) CMZG (b) DNAH (c) IBOE (d) EOBI
- 28.If COLD is written as EMPD, how is TREE written in the same code? (a) DDQS (b) EERT (c) USFF (d) FFSU
- 29.If BALL is written as YZOO, how is DESK written in the same code? (a) XWIQ (b) VUGO (c) WVHP (d) EFTL
- 30.If FISH is written as ITJG, how is PEN written in the same code? (a) QFO (b) MDO (c) NEP (d) OFQ
- 31.If BALL is written as AZKK, how is FISH written in the same code? (a) GJTI (b) FISH (c) EHRG (d) DGQF
- 32.If LION is written as PQKN, how is LAMP written in the same code? (a) PMAL (b) NKYJ (c) NCOR (d) ROCN
- 33.If TREE is written as EERT, how is CAT written in the same code? (a) SZB (b) DBU (c) UBD (d) TAC
- 34.If TREE is written as EERT, how is LAMP written in the same code? (a) QNBM (b) OLZK (c) MBNQ (d) PMAL
- 35.If MOON is written as NLLM, how is RAIN written in the same code? (a) SBJO (b) HYQL (c) IZRM (d) JASN
- 36.If JUMP is written as PMUJ, how is FISH written in the same code? (a) HSIF (b) GRHE (c) ITJG (d) GJTI
- 37.If BELL is written as ADKK, how is SHIP written in the same code? (a) SHIP (b) TIJQ (c) RGHO (d) QFGN
- 38.If SUN is written as NUS, how is BOAT written in the same code? (a) SZNA (b) CPBU (c) UBPC (d) TAOB
- 39.If BOOK is written as YLLP, how is LION written in the same code? (a) NQKL (b) PSMN (c) MJPO (d) ORLM
- 40.If SHIP is written as HSRK, how is WIND written in the same code? (a) CQLV (b) ESNX (c) DRMW (d) XJOE
Answer key
- PGUV
- ETIK
- FNQE
- IQTH
- NLLM
- DNAH
- EERT
- FNQE
- DBLF
- IQF
- YZOO
- KVM
- KVNQ
- UTFO
- YVOO
- IQTH
- CPBU
- WLT
- UWP
- OVT
- MNHK
- LLAB
- QFGN
- XZPV
- ITLO
- YVOO
- DNAH
- FFSU
- WVHP
- OFQ
- EHRG
- ROCN
- TAC
- PMAL
- IZRM
- HSIF
- RGHO
- TAOB
- ORLM
- DRMW
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