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 PRGV, how is DRUM written in the same code? (a) WIFN (b) ESVN (c) XJGO (d) VHEM
- 2.If CAT is written as XZG, how is PEN written in the same code? (a) KVM (b) LWN (c) QFO (d) JUL
- 3.If TREE is written as RPCC, how is MOON written in the same code? (a) JLLK (b) LNNM (c) KMML (d) OQQP
- 4.If JUMP is written as KVNQ, how is PARK written in the same code? (a) QBSL (b) LSBQ (c) OZQJ (d) RCTM
- 5.If JUMP is written as HSKN, how is WIND written in the same code? (a) TFKA (b) YKPF (c) VHMC (d) UGLB
- 6.If SHIP is written as HSRK, how is CAT written in the same code? (a) WYF (b) DBU (c) YAH (d) XZG
- 7.If MILK is written as OKNM, how is GOLD written in the same code? (a) JROG (b) EMJB (c) HPME (d) IQNF
- 8.If MILK is written as JKHL, how is DESK written in the same code? (a) CDRJ (b) JRDC (c) KSED (d) LTFE
- 9.If HAND is written as GZMC, how is DESK written in the same code? (a) CDRJ (b) DESK (c) BCQI (d) EFTL
- 10.If PARK is written as JQZO, how is PEN written in the same code? (a) MDO (b) ODM (c) NEP (d) OFQ
- 11.If DOG is written as BME, how is MILK written in the same code? (a) OKNM (b) LHKJ (c) JFIH (d) KGJI
- 12.If PARK is written as LSBQ, how is RAIN written in the same code? (a) OJBS (b) NIAR (c) MHZQ (d) SBJO
- 13.If RAIN is written as SBJO, how is WIND written in the same code? (a) YKPF (b) XJOE (c) EOJX (d) VHMC
- 14.If RAIN is written as IZRM, how is DESK written in the same code? (a) VUGO (b) WVHP (c) XWIQ (d) EFTL
- 15.If GOLD is written as EMJB, how is FISH written in the same code? (a) CFPE (b) HKUJ (c) DGQF (d) EHRG
- 16.If PEN is written as KVM, how is SUN written in the same code? (a) TVO (b) GEL (c) HFM (d) IGN
- 17.If MILK is written as NROP, how is DOG written in the same code? (a) XMU (b) VKS (c) EPH (d) WLT
- 18.If BOOK is written as JNNA, how is PEN written in the same code? (a) OFQ (b) MDO (c) NEP (d) ODM
- 19.If PEN is written as NEP, how is FROG written in the same code? (a) GORF (b) FNQE (c) HPSG (d) GSPH
- 20.If NEST is written as TSEN, how is MILK written in the same code? (a) LMJN (b) NJML (c) KLIM (d) JKHL
- 21.If TREE is written as EERT, how is GOLD written in the same code? (a) CKNF (b) DLOG (c) HPME (d) EMPH
- 22.If RAIN is written as SBJO, how is MILK written in the same code? (a) LHKJ (b) OKNM (c) LMJN (d) NJML
- 23.If HAND is written as DNAH, how is PEN written in the same code? (a) OFQ (b) QFO (c) NEP (d) MDO
- 24.If FISH is written as HKUJ, how is LAMP written in the same code? (a) JYKN (b) NCOR (c) MBNQ (d) ODPS
- 25.If STAR is written as VWDU, how is DESK written in the same code? (a) FGUM (b) HIWO (c) GHVN (d) ABPH
- 26.If PEN is written as NEP, how is PARK written in the same code? (a) JQZO (b) KRAP (c) LSBQ (d) QBSL
- 27.If DOG is written as HPE, how is RAIN written in the same code? (a) NIAR (b) SBJO (c) MHZQ (d) OJBS
- 28.If HAND is written as FYLB, how is CAT written in the same code? (a) ZXQ (b) AYR (c) BZS (d) ECV
- 29.If RAIN is written as NIAR, how is HAND written in the same code? (a) CMZG (b) DNAH (c) EOBI (d) IBOE
- 30.If JUMP is written as ROWL, how is LAMP written in the same code? (a) NCOR (b) PMAL (c) NKYJ (d) ROCN
- 31.If TREE is written as GIVV, how is BOOK written in the same code? (a) ZMMQ (b) XKKO (c) CPPL (d) YLLP
- 32.If LAMP is written as NCOR, how is HAND written in the same code? (a) JCPF (b) FYLB (c) KDQG (d) IBOE
- 33.If TREE is written as GGTV, how is SUN written in the same code? (a) UWP (b) PWU (c) LSQ (d) NUS
- 34.If GOLD is written as TLOW, how is DESK written in the same code? (a) XWIQ (b) VUGO (c) WVHP (d) EFTL
- 35.If COLD is written as CKNB, how is SUN written in the same code? (a) MTR (b) OVT (c) NUS (d) RTM
- 36.If NEST is written as QHVW, how is SUN written in the same code? (a) PRK (b) VXQ (c) WYR (d) UWP
- 37.If WIND is written as FPKY, how is SUN written in the same code? (a) NUS (b) UWP (c) PWU (d) LSQ
- 38.If FISH is written as URHS, how is BELL written in the same code? (a) YVOO (b) ZWPP (c) XUNN (d) CFMM
- 39.If DRUM is written as NVSE, how is LION written in the same code? (a) NOIL (b) MJPO (c) MNHK (d) OPJM
- 40.If NEST is written as LCQR, how is TREE written in the same code? (a) VTGG (b) QOBB (c) SQDD (d) RPCC
Answer key
- WIFN
- KVM
- KMML
- QBSL
- UGLB
- XZG
- IQNF
- JRDC
- CDRJ
- MDO
- KGJI
- OJBS
- XJOE
- WVHP
- DGQF
- HFM
- WLT
- MDO
- GORF
- KLIM
- DLOG
- NJML
- NEP
- NCOR
- GHVN
- KRAP
- OJBS
- AYR
- DNAH
- ROCN
- YLLP
- JCPF
- PWU
- WVHP
- MTR
- VXQ
- PWU
- YVOO
- OPJM
- RPCC
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