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 COLD written in the same code? (a) YMPX (b) DPME (c) XLOW (d) WKNV
- 2.If CAKE is written as BZJD, how is TOYS written in the same code? (a) SNXR (b) TOYS (c) RMWQ (d) UPZT
- 3.If HAND is written as DNAH, how is TOYS written in the same code? (a) UPZT (b) TZPU (c) SYOT (d) RXNS
- 4.If TOYS is written as GLBH, how is CAKE written in the same code? (a) DBLF (b) XZPV (c) YAQW (d) WYOU
- 5.If DRUM is written as MURD, how is FROG written in the same code? (a) FNQE (b) GORF (c) HPSG (d) GSPH
- 6.If STAR is written as HGZI, how is NEST written in the same code? (a) LUGF (b) NWIH (c) OFTU (d) MVHG
- 7.If BALL is written as YZOO, how is TOYS written in the same code? (a) FKAG (b) GLBH (c) UPZT (d) HMCI
- 8.If DOG is written as EPH, how is PARK written in the same code? (a) QBSL (b) OZQJ (c) LSBQ (d) RCTM
- 9.If LION is written as ORLM, how is PARK written in the same code? (a) JYHO (b) LAJQ (c) KZIP (d) QBSL
- 10.If BOAT is written as UBPC, how is LION written in the same code? (a) MNHK (b) NOIL (c) OPJM (d) MJPO
- 11.If JUMP is written as QNVK, how is LAMP written in the same code? (a) QNBM (b) PMAL (c) OLZK (d) MBNQ
- 12.If BELL is written as LLEB, how is CAKE written in the same code? (a) DBLF (b) EKAC (c) DJZB (d) FLBD
- 13.If BOAT is written as YLZG, how is DOG written in the same code? (a) WLT (b) EPH (c) VKS (d) XMU
- 14.If COLD is written as XLOW, how is BALL written in the same code? (a) ZAPP (b) YZOO (c) XYNN (d) CBMM
- 15.If WIND is written as DRMW, how is KITE written in the same code? (a) OQFU (b) LJUF (c) PRGV (d) QSHW
- 16.If BOOK is written as DQQM, how is TOYS written in the same code? (a) RMWQ (b) WRBV (c) UPZT (d) VQAU
- 17.If PARK is written as KZIP, how is BALL written in the same code? (a) ZAPP (b) XYNN (c) YZOO (d) CBMM
- 18.If MILK is written as JKHL, how is BOAT written in the same code? (a) TAOB (b) UBPC (c) ANZS (d) SZNA
- 19.If CAT is written as DBU, how is FISH written in the same code? (a) ITJG (b) GJTI (c) HKUJ (d) EHRG
- 20.If DRUM is written as CQTL, how is COLD written in the same code? (a) DPME (b) COLD (c) BNKC (d) AMJB
- 21.If BOOK is written as KOOB, how is FROG written in the same code? (a) GORF (b) GSPH (c) HPSG (d) FNQE
- 22.If NEST is written as SRDM, how is DOG written in the same code? (a) GOD (b) FNC (c) HPE (d) CNF
- 23.If LION is written as ORLM, how is HAND written in the same code? (a) RYLV (b) IBOE (c) TANX (d) SZMW
- 24.If MILK is written as KGJI, how is COLD written in the same code? (a) EQNF (b) BNKC (c) AMJB (d) ZLIA
- 25.If SUN is written as PWU, how is FISH written in the same code? (a) JUKH (b) FQGD (c) HKUJ (d) HSIF
- 26.If PEN is written as NEP, how is TREE written in the same code? (a) USFF (b) FFSU (c) EERT (d) DDQS
- 27.If COLD is written as EMPD, how is KITE written in the same code? (a) FUJL (b) DSHJ (c) LJUF (d) ETIK
- 28.If PEN is written as ODM, how is MOON written in the same code? (a) KMML (b) MOON (c) NPPO (d) LNNM
- 29.If MOON is written as MNNL, how is LION written in the same code? (a) OPJM (b) NOIL (c) KHNM (d) MNHK
- 30.If NEST is written as MVHG, how is TREE written in the same code? (a) FHUU (b) HJWW (c) GIVV (d) USFF
- 31.If BOOK is written as MQQD, how is FISH written in the same code? (a) HKUJ (b) JUKH (c) HSIF (d) FQGD
- 32.If DRUM is written as MURD, how is RAIN written in the same code? (a) OJBS (b) NIAR (c) SBJO (d) MHZQ
- 33.If MOON is written as LNNM, how is LION written in the same code? (a) JGML (b) LION (c) KHNM (d) MJPO
- 34.If KITE is written as PRGV, how is DOG written in the same code? (a) XMU (b) EPH (c) VKS (d) WLT
- 35.If COLD is written as XLOW, how is PARK written in the same code? (a) QBSL (b) JYHO (c) LAJQ (d) KZIP
- 36.If PARK is written as MTCR, how is DOG written in the same code? (a) GOD (b) EMB (c) IQF (d) FQI
- 37.If DRUM is written as ESVN, how is MILK written in the same code? (a) OKNM (b) LHKJ (c) NJML (d) LMJN
- 38.If TOYS is written as UPZT, how is LION written in the same code? (a) NKQP (b) MJPO (c) OPJM (d) KHNM
- 39.If KITE is written as FUJL, how is DESK written in the same code? (a) EFTL (b) KSED (c) JRDC (d) LTFE
- 40.If BOOK is written as LPPC, how is CAT written in the same code? (a) TAC (b) UBD (c) SZB (d) DBU
Answer key
- XLOW
- SNXR
- SYOT
- XZPV
- GORF
- MVHG
- GLBH
- QBSL
- KZIP
- OPJM
- QNBM
- EKAC
- WLT
- YZOO
- PRGV
- VQAU
- YZOO
- SZNA
- GJTI
- BNKC
- GORF
- FNC
- SZMW
- AMJB
- JUKH
- EERT
- FUJL
- LNNM
- MNHK
- GIVV
- JUKH
- NIAR
- KHNM
- WLT
- KZIP
- IQF
- NJML
- MJPO
- LTFE
- UBD
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