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 LAMP is written as PMAL, how is GOLD written in the same code? (a) DLOG (b) HPME (c) CKNF (d) EMPH
- 2.If RAIN is written as OJBS, how is FISH written in the same code? (a) GRHE (b) ITJG (c) GJTI (d) HSIF
- 3.If LION is written as ORLM, how is CAKE written in the same code? (a) DBLF (b) XZPV (c) WYOU (d) YAQW
- 4.If SHIP is written as PIHS, how is TREE written in the same code? (a) USFF (b) DDQS (c) EERT (d) FFSU
- 5.If BOOK is written as KOOB, how is STAR written in the same code? (a) TUBS (b) RATS (c) SBUT (d) QZSR
- 6.If FISH is written as HKUJ, how is CAT written in the same code? (a) DBU (b) FDW (c) AYR (d) ECV
- 7.If JUMP is written as QNVK, how is SUN written in the same code? (a) OVT (b) TVO (c) NUS (d) MTR
- 8.If STAR is written as TUBS, how is WIND written in the same code? (a) XJOE (b) VHMC (c) YKPF (d) EOJX
- 9.If LION is written as KHNM, how is DESK written in the same code? (a) DESK (b) BCQI (c) CDRJ (d) EFTL
- 10.If COLD is written as DLOC, how is CAKE written in the same code? (a) DBLF (b) FLBD (c) DJZB (d) EKAC
- 11.If PEN is written as NCL, how is DRUM written in the same code? (a) AORJ (b) CQTL (c) FTWO (d) BPSK
- 12.If BELL is written as YVOO, how is SHIP written in the same code? (a) TIJQ (b) HSRK (c) ITSL (d) GRQJ
- 13.If CAKE is written as FLBD, how is CAT written in the same code? (a) DBU (b) UBD (c) SZB (d) TAC
- 14.If SUN is written as PWU, how is LION written in the same code? (a) PQKN (b) LMGJ (c) NOIL (d) NKQP
- 15.If CAKE is written as FLBD, how is BALL written in the same code? (a) CBMM (b) MMBC (c) LLAB (d) KKZA
- 16.If RAIN is written as UDLQ, how is KITE written in the same code? (a) OMXI (b) HFQB (c) NLWH (d) MKVG
- 17.If WIND is written as DNIW, how is JUMP written in the same code? (a) OLTI (b) PMUJ (c) QNVK (d) KVNQ
- 18.If KITE is written as PRGV, how is FISH written in the same code? (a) TQGR (b) VSIT (c) GJTI (d) URHS
- 19.If PARK is written as KZIP, how is GOLD written in the same code? (a) TLOW (b) UMPX (c) SKNV (d) HPME
- 20.If BOOK is written as DQQM, how is RAIN written in the same code? (a) PYGL (b) TCKP (c) UDLQ (d) SBJO
- 21.If BOAT is written as CPBU, how is JUMP written in the same code? (a) ITLO (b) QNVK (c) KVNQ (d) LWOR
- 22.If STAR is written as RATS, how is HAND written in the same code? (a) DNAH (b) EOBI (c) CMZG (d) IBOE
- 23.If COLD is written as DPME, how is MILK written in the same code? (a) LHKJ (b) LMJN (c) OKNM (d) NJML
- 24.If SUN is written as RTM, how is MILK written in the same code? (a) LHKJ (b) MILK (c) NJML (d) KGJI
- 25.If PARK is written as KZIP, how is MILK written in the same code? (a) NROP (b) OSPQ (c) NJML (d) MQNO
- 26.If DOG is written as CNF, how is PEN written in the same code? (a) PEN (b) QFO (c) NCL (d) ODM
- 27.If RAIN is written as SBJO, how is FISH written in the same code? (a) HKUJ (b) ITJG (c) GJTI (d) EHRG
- 28.If DOG is written as GOD, how is MILK written in the same code? (a) LMJN (b) NJML (c) JKHL (d) KLIM
- 29.If DRUM is written as NVSE, how is CAKE written in the same code? (a) DBLF (b) EKAC (c) DJZB (d) FLBD
- 30.If PEN is written as OFQ, how is CAKE written in the same code? (a) EKAC (b) DJZB (c) FLBD (d) DBLF
- 31.If MOON is written as NLLM, how is CAKE written in the same code? (a) DBLF (b) WYOU (c) YAQW (d) XZPV
- 32.If CAKE is written as FLBD, how is KITE written in the same code? (a) LJUF (b) FUJL (c) ETIK (d) DSHJ
- 33.If HAND is written as EOBI, how is DOG written in the same code? (a) EPH (b) FNC (c) HPE (d) GOD
- 34.If FISH is written as HSIF, how is PEN written in the same code? (a) NEP (b) MDO (c) QFO (d) OFQ
- 35.If NEST is written as MVHG, how is MILK written in the same code? (a) OSPQ (b) NROP (c) MQNO (d) NJML
- 36.If LION is written as ORLM, how is DESK written in the same code? (a) XWIQ (b) VUGO (c) WVHP (d) EFTL
- 37.If KITE is written as FUJL, how is PEN written in the same code? (a) NEP (b) OFQ (c) MDO (d) QFO
- 38.If CAT is written as UBD, how is GOLD written in the same code? (a) DLOG (b) HPME (c) EMPH (d) CKNF
- 39.If SUN is written as NUS, how is CAT written in the same code? (a) TAC (b) SZB (c) DBU (d) UBD
- 40.If GOLD is written as DLOG, how is KITE written in the same code? (a) LJUF (b) FUJL (c) DSHJ (d) ETIK
Answer key
- DLOG
- ITJG
- XZPV
- EERT
- RATS
- ECV
- OVT
- XJOE
- CDRJ
- EKAC
- BPSK
- HSRK
- UBD
- PQKN
- MMBC
- NLWH
- PMUJ
- URHS
- TLOW
- TCKP
- KVNQ
- DNAH
- NJML
- LHKJ
- NROP
- ODM
- GJTI
- KLIM
- FLBD
- FLBD
- XZPV
- FUJL
- HPE
- NEP
- NROP
- WVHP
- OFQ
- EMPH
- TAC
- ETIK
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