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 JUMP is written as QFNK, how is HAND written in the same code? (a) TANX (b) IBOE (c) SZMW (d) RYLV
- 2.If FROG is written as FNQE, how is SUN written in the same code? (a) MTR (b) NUS (c) OVT (d) RTM
- 3.If BOOK is written as YLLP, how is NEST written in the same code? (a) OFTU (b) MVHG (c) LUGF (d) NWIH
- 4.If GOLD is written as EMJB, how is COLD written in the same code? (a) BNKC (b) AMJB (c) EQNF (d) ZLIA
- 5.If CAT is written as TAC, how is HAND written in the same code? (a) DNAH (b) EOBI (c) IBOE (d) CMZG
- 6.If COLD is written as DLOC, how is DRUM written in the same code? (a) ESVN (b) LTQC (c) MURD (d) NVSE
- 7.If LION is written as ORLM, how is COLD written in the same code? (a) DPME (b) YMPX (c) WKNV (d) XLOW
- 8.If PEN is written as ODM, how is FISH written in the same code? (a) FISH (b) EHRG (c) GJTI (d) DGQF
- 9.If FROG is written as UILT, how is RAIN written in the same code? (a) SBJO (b) IZRM (c) JASN (d) HYQL
- 10.If BOOK is written as MQQD, how is JUMP written in the same code? (a) NKSH (b) ROWL (c) PMUJ (d) LWOR
- 11.If PEN is written as OFQ, how is GOLD written in the same code? (a) EMPH (b) DLOG (c) CKNF (d) HPME
- 12.If LAMP is written as OLZK, how is BELL written in the same code? (a) LLEB (b) KKDA (c) ADKK (d) MMFC
- 13.If TOYS is written as RXNS, how is LION written in the same code? (a) NOIL (b) KHNM (c) MNHK (d) OPJM
- 14.If SHIP is written as TIJQ, how is TREE written in the same code? (a) FFSU (b) VTGG (c) USFF (d) SQDD
- 15.If PEN is written as KVM, how is HAND written in the same code? (a) RYLV (b) IBOE (c) SZMW (d) TANX
- 16.If HAND is written as SZMW, how is KITE written in the same code? (a) PRGV (b) OQFU (c) QSHW (d) LJUF
- 17.If PEN is written as KVM, how is BALL written in the same code? (a) XYNN (b) CBMM (c) YZOO (d) ZAPP
- 18.If LAMP is written as OLZK, how is HAND written in the same code? (a) DNAH (b) CMZG (c) EOBI (d) GZMC
- 19.If DOG is written as WLT, how is LION written in the same code? (a) ORLM (b) PSMN (c) MJPO (d) NQKL
- 20.If MILK is written as KLIM, how is FROG written in the same code? (a) FNQE (b) GORF (c) GSPH (d) HPSG
- 21.If TREE is written as GIVV, how is FISH written in the same code? (a) TQGR (b) GJTI (c) VSIT (d) URHS
- 22.If WIND is written as DRMW, how is BOOK written in the same code? (a) YLLP (b) ZMMQ (c) CPPL (d) XKKO
- 23.If BELL is written as EHOO, how is GOLD written in the same code? (a) IQNF (b) DLIA (c) KSPH (d) JROG
- 24.If GOLD is written as FNQI, how is BELL written in the same code? (a) JJCZ (b) NNGD (c) DGNN (d) LLEB
- 25.If CAKE is written as EKAC, how is HAND written in the same code? (a) EOBI (b) CMZG (c) IBOE (d) DNAH
- 26.If SUN is written as NUS, how is JUMP written in the same code? (a) QNVK (b) PMUJ (c) OLTI (d) KVNQ
- 27.If SUN is written as TVO, how is LAMP written in the same code? (a) QNBM (b) MBNQ (c) NCOR (d) KZLO
- 28.If PEN is written as PGR, how is HAND written in the same code? (a) JCPF (b) FPCJ (c) BLYF (d) DNAH
- 29.If SUN is written as HFM, how is SHIP written in the same code? (a) GRQJ (b) ITSL (c) HSRK (d) TIJQ
- 30.If FISH is written as DGQF, how is PARK written in the same code? (a) NYPI (b) OZQJ (c) RCTM (d) MXOH
- 31.If NEST is written as MVHG, how is SUN written in the same code? (a) GEL (b) IGN (c) HFM (d) TVO
- 32.If LAMP is written as PMAL, how is LION written in the same code? (a) OPJM (b) NOIL (c) MNHK (d) MJPO
- 33.If LION is written as ORLM, how is TREE written in the same code? (a) GIVV (b) FHUU (c) HJWW (d) USFF
- 34.If MILK is written as LMJN, how is FISH written in the same code? (a) GRHE (b) GJTI (c) HSIF (d) ITJG
- 35.If JUMP is written as PMUJ, how is TREE written in the same code? (a) EERT (b) DDQS (c) USFF (d) FFSU
- 36.If CAT is written as TAC, how is CAKE written in the same code? (a) FLBD (b) DJZB (c) DBLF (d) EKAC
- 37.If BOAT is written as YLZG, how is TREE written in the same code? (a) HJWW (b) USFF (c) GIVV (d) FHUU
- 38.If NEST is written as TSEN, how is TOYS written in the same code? (a) UPZT (b) SYOT (c) TZPU (d) RXNS
- 39.If HAND is written as GZMC, how is GOLD written in the same code? (a) GOLD (b) FNKC (c) HPME (d) EMJB
- 40.If LION is written as NOIL, how is DESK written in the same code? (a) KSED (b) LTFE (c) EFTL (d) JRDC
Answer key
- SZMW
- MTR
- MVHG
- AMJB
- DNAH
- MURD
- XLOW
- EHRG
- IZRM
- ROWL
- EMPH
- KKDA
- MNHK
- USFF
- SZMW
- PRGV
- YZOO
- CMZG
- ORLM
- GORF
- URHS
- YLLP
- JROG
- NNGD
- DNAH
- PMUJ
- MBNQ
- FPCJ
- HSRK
- NYPI
- HFM
- NOIL
- GIVV
- ITJG
- EERT
- EKAC
- GIVV
- SYOT
- FNKC
- KSED
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