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 DOG is written as WLT, how is HAND written in the same code? (a) TANX (b) RYLV (c) SZMW (d) IBOE
- 2.If FISH is written as GRHE, how is DRUM written in the same code? (a) LTQC (b) MURD (c) NVSE (d) CQTL
- 3.If BALL is written as CBMM, how is SHIP written in the same code? (a) UJKR (b) TIJQ (c) RGHO (d) QJIT
- 4.If GOLD is written as CKNF, how is TOYS written in the same code? (a) TZPU (b) SYOT (c) RXNS (d) SNXR
- 5.If CAT is written as XZG, how is GOLD written in the same code? (a) UMPX (b) TLOW (c) SKNV (d) HPME
- 6.If GOLD is written as TLOW, how is LAMP written in the same code? (a) PAOL (b) MBNQ (c) NYMJ (d) OZNK
- 7.If PEN is written as KVM, how is LAMP written in the same code? (a) OZNK (b) NYMJ (c) MBNQ (d) PAOL
- 8.If MOON is written as NOOM, how is FROG written in the same code? (a) FNQE (b) GORF (c) HPSG (d) GSPH
- 9.If DRUM is written as LTQC, how is PEN written in the same code? (a) OFQ (b) MDO (c) NEP (d) ODM
- 10.If KITE is written as PRGV, how is BALL written in the same code? (a) ZAPP (b) XYNN (c) YZOO (d) CBMM
- 11.If KITE is written as GVKM, how is CAKE written in the same code? (a) GMCE (b) ECMG (c) CIYA (d) EKAC
- 12.If BOOK is written as CPPL, how is DRUM written in the same code? (a) NVSE (b) FTWO (c) CQTL (d) ESVN
- 13.If TREE is written as GIVV, how is FISH written in the same code? (a) VSIT (b) GJTI (c) TQGR (d) URHS
- 14.If LAMP is written as ROCN, how is FROG written in the same code? (a) IQTH (b) HTQI (c) GORF (d) EMPD
- 15.If LION is written as KHNM, how is COLD written in the same code? (a) AMJB (b) DPME (c) BNKC (d) COLD
- 16.If PARK is written as RCTM, how is HAND written in the same code? (a) KDQG (b) JCPF (c) FYLB (d) IBOE
- 17.If HAND is written as DNAH, how is DESK written in the same code? (a) KSED (b) JRDC (c) LTFE (d) EFTL
- 18.If MILK is written as JKHL, how is BOAT written in the same code? (a) TAOB (b) ANZS (c) UBPC (d) SZNA
- 19.If FISH is written as URHS, how is BALL written in the same code? (a) XYNN (b) ZAPP (c) YZOO (d) CBMM
- 20.If SUN is written as HFM, how is MILK written in the same code? (a) NROP (b) MQNO (c) NJML (d) OSPQ
- 21.If BOOK is written as YLLP, how is TREE written in the same code? (a) FHUU (b) HJWW (c) USFF (d) GIVV
- 22.If SHIP is written as HSRK, how is TOYS written in the same code? (a) UPZT (b) GLBH (c) HMCI (d) FKAG
- 23.If COLD is written as EQNF, how is NEST written in the same code? (a) QHVW (b) OFTU (c) LCQR (d) PGUV
- 24.If BELL is written as YVOO, how is BALL written in the same code? (a) CBMM (b) ZAPP (c) XYNN (d) YZOO
- 25.If PEN is written as NEP, how is LION written in the same code? (a) NOIL (b) OPJM (c) MJPO (d) MNHK
- 26.If DOG is written as WLT, how is DRUM written in the same code? (a) XJGO (b) ESVN (c) VHEM (d) WIFN
- 27.If RAIN is written as UDLQ, how is SUN written in the same code? (a) PRK (b) WYR (c) VXQ (d) UWP
- 28.If PARK is written as JQZO, how is SHIP written in the same code? (a) OHGR (b) RGHO (c) PIHS (d) QJIT
- 29.If MILK is written as NROP, how is KITE written in the same code? (a) OQFU (b) LJUF (c) QSHW (d) PRGV
- 30.If PARK is written as OZQJ, how is TREE written in the same code? (a) RPCC (b) USFF (c) SQDD (d) TREE
- 31.If FROG is written as GSPH, how is WIND written in the same code? (a) EOJX (b) XJOE (c) VHMC (d) YKPF
- 32.If MOON is written as PRRQ, how is DRUM written in the same code? (a) GUXP (b) FTWO (c) AORJ (d) HVYQ
- 33.If SUN is written as HFM, how is NEST written in the same code? (a) OFTU (b) NWIH (c) LUGF (d) MVHG
- 34.If STAR is written as QRYP, how is BELL written in the same code? (a) ADKK (b) ZCJJ (c) DGNN (d) YBII
- 35.If BELL is written as NNGD, how is SUN written in the same code? (a) NUS (b) PWU (c) UWP (d) LSQ
- 36.If PEN is written as NCL, how is NEST written in the same code? (a) KBPQ (b) PGUV (c) LCQR (d) MDRS
- 37.If DOG is written as CNF, how is LAMP written in the same code? (a) MBNQ (b) KZLO (c) JYKN (d) LAMP
- 38.If NEST is written as MDRS, how is LAMP written in the same code? (a) LAMP (b) MBNQ (c) JYKN (d) KZLO
- 39.If MILK is written as OKNM, how is TOYS written in the same code? (a) UPZT (b) WRBV (c) RMWQ (d) VQAU
- 40.If NEST is written as MVHG, how is DESK written in the same code? (a) WVHP (b) EFTL (c) XWIQ (d) VUGO
Answer key
- SZMW
- LTQC
- TIJQ
- RXNS
- TLOW
- OZNK
- OZNK
- GORF
- MDO
- YZOO
- GMCE
- ESVN
- URHS
- IQTH
- BNKC
- JCPF
- KSED
- SZNA
- YZOO
- NROP
- GIVV
- GLBH
- PGUV
- YZOO
- NOIL
- WIFN
- VXQ
- OHGR
- PRGV
- SQDD
- XJOE
- GUXP
- MVHG
- ZCJJ
- PWU
- LCQR
- KZLO
- KZLO
- VQAU
- WVHP
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