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 PARK is written as KRAP, how is JUMP written in the same code? (a) OLTI (b) KVNQ (c) PMUJ (d) QNVK
- 2.If STAR is written as RATS, how is MOON written in the same code? (a) MNNL (b) NOOM (c) NPPO (d) OPPN
- 3.If RAIN is written as QZHM, how is BELL written in the same code? (a) CFMM (b) BELL (c) ADKK (d) ZCJJ
- 4.If HAND is written as DNAH, how is CAKE written in the same code? (a) DJZB (b) EKAC (c) DBLF (d) FLBD
- 5.If TOYS is written as TZPU, how is NEST written in the same code? (a) SRDM (b) TSEN (c) UTFO (d) OFTU
- 6.If BOAT is written as TAOB, how is FROG written in the same code? (a) GSPH (b) FNQE (c) HPSG (d) GORF
- 7.If NEST is written as TSEN, how is CAT written in the same code? (a) TAC (b) UBD (c) DBU (d) SZB
- 8.If WIND is written as YKPF, how is DOG written in the same code? (a) FQI (b) GRJ (c) EPH (d) BME
- 9.If BOAT is written as YLZG, how is FROG written in the same code? (a) UILT (b) GSPH (c) VJMU (d) THKS
- 10.If LION is written as OLRQ, how is KITE written in the same code? (a) HFQB (b) NLWH (c) MKVG (d) OMXI
- 11.If NEST is written as TSEN, how is DESK written in the same code? (a) KSED (b) LTFE (c) JRDC (d) EFTL
- 12.If NEST is written as OFTU, how is MOON written in the same code? (a) OPPN (b) OQQP (c) LNNM (d) NPPO
- 13.If FROG is written as HPSG, how is WIND written in the same code? (a) DNIW (b) EOJX (c) XJOE (d) CMHV
- 14.If LION is written as MJPO, how is NEST written in the same code? (a) PGUV (b) OFTU (c) MDRS (d) UTFO
- 15.If KITE is written as PRGV, how is DESK written in the same code? (a) EFTL (b) WVHP (c) XWIQ (d) VUGO
- 16.If DRUM is written as WIFN, how is PARK written in the same code? (a) LAJQ (b) QBSL (c) KZIP (d) JYHO
- 17.If SHIP is written as HSRK, how is HAND written in the same code? (a) TANX (b) SZMW (c) IBOE (d) RYLV
- 18.If STAR is written as HGZI, how is LAMP written in the same code? (a) NYMJ (b) PAOL (c) OZNK (d) MBNQ
- 19.If LAMP is written as OZNK, how is FROG written in the same code? (a) THKS (b) GSPH (c) UILT (d) VJMU
- 20.If BELL is written as YVOO, how is DRUM written in the same code? (a) XJGO (b) ESVN (c) VHEM (d) WIFN
- 21.If RAIN is written as IZRM, how is SUN written in the same code? (a) IGN (b) GEL (c) HFM (d) TVO
- 22.If HAND is written as DNAH, how is STAR written in the same code? (a) QZSR (b) TUBS (c) RATS (d) SBUT
- 23.If BELL is written as YVOO, how is PEN written in the same code? (a) JUL (b) QFO (c) LWN (d) KVM
- 24.If BOOK is written as LPPC, how is RAIN written in the same code? (a) OJBS (b) NIAR (c) MHZQ (d) SBJO
- 25.If BOOK is written as ERRN, how is COLD written in the same code? (a) GSPH (b) FROG (c) EQNF (d) ZLIA
- 26.If FISH is written as URHS, how is PARK written in the same code? (a) QBSL (b) LAJQ (c) KZIP (d) JYHO
- 27.If CAT is written as XZG, how is BELL written in the same code? (a) ZWPP (b) YVOO (c) XUNN (d) CFMM
- 28.If BALL is written as DCNN, how is LION written in the same code? (a) JGML (b) NKQP (c) MJPO (d) OLRQ
- 29.If DESK is written as KSED, how is BELL written in the same code? (a) KKDA (b) MMFC (c) LLEB (d) CFMM
- 30.If FROG is written as UILT, how is CAKE written in the same code? (a) DBLF (b) WYOU (c) XZPV (d) YAQW
- 31.If FISH is written as EHRG, how is MILK written in the same code? (a) NJML (b) LHKJ (c) MILK (d) KGJI
- 32.If BOOK is written as ERRN, how is SUN written in the same code? (a) UWP (b) PRK (c) WYR (d) VXQ
- 33.If SHIP is written as RKJU, how is WIND written in the same code? (a) DNIW (b) YKPF (c) BLGU (d) FPKY
- 34.If RAIN is written as IZRM, how is NEST written in the same code? (a) OFTU (b) NWIH (c) LUGF (d) MVHG
- 35.If BOOK is written as YLLP, how is FISH written in the same code? (a) GJTI (b) TQGR (c) URHS (d) VSIT
- 36.If WIND is written as DNIW, how is GOLD written in the same code? (a) DLOG (b) HPME (c) EMPH (d) CKNF
- 37.If CAT is written as ECV, how is DOG written in the same code? (a) GRJ (b) BME (c) EPH (d) FQI
- 38.If COLD is written as XLOW, how is LION written in the same code? (a) MJPO (b) ORLM (c) PSMN (d) NQKL
- 39.If KITE is written as NLWH, how is PEN written in the same code? (a) TIR (b) RGP (c) MBK (d) SHQ
- 40.If MILK is written as NROP, how is GOLD written in the same code? (a) SKNV (b) TLOW (c) HPME (d) UMPX
Answer key
- PMUJ
- NOOM
- ADKK
- EKAC
- UTFO
- GORF
- TAC
- FQI
- UILT
- NLWH
- KSED
- NPPO
- EOJX
- OFTU
- WVHP
- KZIP
- SZMW
- OZNK
- UILT
- WIFN
- HFM
- RATS
- KVM
- OJBS
- FROG
- KZIP
- YVOO
- NKQP
- LLEB
- XZPV
- LHKJ
- VXQ
- FPKY
- MVHG
- URHS
- DLOG
- FQI
- ORLM
- SHQ
- TLOW
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