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 SHIP is written as VKLS, how is BOAT written in the same code? (a) FSEX (b) ERDW (c) DQCV (d) YLXQ
- 2.If CAKE is written as FLBD, how is NEST written in the same code? (a) TSEN (b) OFTU (c) SRDM (d) UTFO
- 3.If PARK is written as RCTM, how is LAMP written in the same code? (a) NCOR (b) ODPS (c) MBNQ (d) JYKN
- 4.If GOLD is written as TLOW, how is HAND written in the same code? (a) SZMW (b) TANX (c) RYLV (d) IBOE
- 5.If LION is written as NOIL, how is STAR written in the same code? (a) RATS (b) SBUT (c) QZSR (d) TUBS
- 6.If TOYS is written as SNXR, how is LION written in the same code? (a) MJPO (b) KHNM (c) LION (d) JGML
- 7.If MILK is written as MNKO, how is KITE written in the same code? (a) ETIK (b) MKVG (c) CRGI (d) GVKM
- 8.If DESK is written as FGUM, how is FISH written in the same code? (a) GJTI (b) DGQF (c) HKUJ (d) ILVK
- 9.If LAMP is written as NCOR, how is PEN written in the same code? (a) RGP (b) QFO (c) SHQ (d) NCL
- 10.If NEST is written as TSEN, how is RAIN written in the same code? (a) NIAR (b) MHZQ (c) SBJO (d) OJBS
- 11.If TREE is written as GIVV, how is LAMP written in the same code? (a) NYMJ (b) OZNK (c) PAOL (d) MBNQ
- 12.If SHIP is written as QJIT, how is FISH written in the same code? (a) GRHE (b) GJTI (c) HSIF (d) ITJG
- 13.If LAMP is written as QNBM, how is CAKE written in the same code? (a) EKAC (b) DBLF (c) FLBD (d) DJZB
- 14.If PARK is written as KZIP, how is WIND written in the same code? (a) XJOE (b) DRMW (c) CQLV (d) ESNX
- 15.If JUMP is written as QFNK, how is TOYS written in the same code? (a) UPZT (b) HMCI (c) GLBH (d) FKAG
- 16.If LAMP is written as KZLO, how is DRUM written in the same code? (a) CQTL (b) BPSK (c) DRUM (d) ESVN
- 17.If TREE is written as GIVV, how is HAND written in the same code? (a) RYLV (b) SZMW (c) IBOE (d) TANX
- 18.If DRUM is written as MURD, how is JUMP written in the same code? (a) KVNQ (b) OLTI (c) PMUJ (d) QNVK
- 19.If WIND is written as YKPF, how is FISH written in the same code? (a) HKUJ (b) GJTI (c) DGQF (d) ILVK
- 20.If TOYS is written as SNXR, how is CAT written in the same code? (a) CAT (b) DBU (c) AYR (d) BZS
- 21.If FROG is written as UILT, how is COLD written in the same code? (a) XLOW (b) WKNV (c) DPME (d) YMPX
- 22.If KITE is written as ETIK, how is FISH written in the same code? (a) ITJG (b) GJTI (c) GRHE (d) HSIF
- 23.If JUMP is written as MXPS, how is BELL written in the same code? (a) YBII (b) DGNN (c) FIPP (d) EHOO
- 24.If PEN is written as OFQ, how is KITE written in the same code? (a) DSHJ (b) FUJL (c) LJUF (d) ETIK
- 25.If NEST is written as UTFO, how is DRUM written in the same code? (a) NVSE (b) ESVN (c) LTQC (d) MURD
- 26.If PARK is written as KRAP, how is CAKE written in the same code? (a) DJZB (b) DBLF (c) FLBD (d) EKAC
- 27.If CAKE is written as FLBD, how is SHIP written in the same code? (a) TIJQ (b) OHGR (c) PIHS (d) QJIT
- 28.If SUN is written as TVO, how is DOG written in the same code? (a) HPE (b) CNF (c) FQI (d) EPH
- 29.If HAND is written as GZMC, how is LION written in the same code? (a) MJPO (b) LION (c) JGML (d) KHNM
- 30.If BOAT is written as DQCV, how is DESK written in the same code? (a) BCQI (b) FGUM (c) GHVN (d) EFTL
- 31.If DRUM is written as OWTF, how is LAMP written in the same code? (a) NKYJ (b) PMAL (c) NCOR (d) ROCN
- 32.If TREE is written as RPCC, how is SHIP written in the same code? (a) RGHO (b) PEFM (c) QFGN (d) UJKR
- 33.If GOLD is written as TLOW, how is BELL written in the same code? (a) XUNN (b) CFMM (c) YVOO (d) ZWPP
- 34.If KITE is written as PRGV, how is JUMP written in the same code? (a) PEMJ (b) RGOL (c) QFNK (d) KVNQ
- 35.If SUN is written as HFM, how is FISH written in the same code? (a) URHS (b) TQGR (c) VSIT (d) GJTI
- 36.If BOOK is written as DQQM, how is LION written in the same code? (a) OLRQ (b) JGML (c) NKQP (d) MJPO
- 37.If FROG is written as UILT, how is KITE written in the same code? (a) QSHW (b) LJUF (c) OQFU (d) PRGV
- 38.If BALL is written as LLAB, how is CAT written in the same code? (a) UBD (b) SZB (c) DBU (d) TAC
- 39.If DRUM is written as CQTL, how is DESK written in the same code? (a) BCQI (b) EFTL (c) CDRJ (d) DESK
- 40.If KITE is written as DSHJ, how is GOLD written in the same code? (a) EMPH (b) DLOG (c) CKNF (d) FNKC
Answer key
- ERDW
- UTFO
- NCOR
- SZMW
- RATS
- KHNM
- GVKM
- HKUJ
- RGP
- NIAR
- OZNK
- ITJG
- FLBD
- DRMW
- GLBH
- CQTL
- SZMW
- PMUJ
- HKUJ
- BZS
- XLOW
- HSIF
- EHOO
- FUJL
- NVSE
- EKAC
- QJIT
- EPH
- KHNM
- FGUM
- ROCN
- QFGN
- YVOO
- QFNK
- URHS
- NKQP
- PRGV
- TAC
- CDRJ
- CKNF
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