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 TREE is written as EERT, how is DESK written in the same code? (a) JRDC (b) KSED (c) EFTL (d) LTFE
- 2.If BOAT is written as DQCV, how is FISH written in the same code? (a) HKUJ (b) DGQF (c) GJTI (d) ILVK
- 3.If NEST is written as TSEN, how is JUMP written in the same code? (a) KVNQ (b) OLTI (c) PMUJ (d) QNVK
- 4.If BOAT is written as YLZG, how is BOOK written in the same code? (a) ZMMQ (b) CPPL (c) YLLP (d) XKKO
- 5.If LAMP is written as MBNQ, how is KITE written in the same code? (a) MKVG (b) LJUF (c) FUJL (d) JHSD
- 6.If PEN is written as NEP, how is NEST written in the same code? (a) SRDM (b) UTFO (c) OFTU (d) TSEN
- 7.If BOAT is written as UBPC, how is JUMP written in the same code? (a) PMUJ (b) KVNQ (c) OLTI (d) QNVK
- 8.If MILK is written as MNKO, how is BALL written in the same code? (a) NNCD (b) LLAB (c) DCNN (d) JJYZ
- 9.If LION is written as NOIL, how is KITE written in the same code? (a) ETIK (b) FUJL (c) DSHJ (d) LJUF
- 10.If RAIN is written as OJBS, how is LION written in the same code? (a) MJPO (b) NOIL (c) MNHK (d) OPJM
- 11.If WIND is written as FPKY, how is NEST written in the same code? (a) VUGP (b) TSEN (c) PGUV (d) RQCL
- 12.If TREE is written as VTGG, how is DRUM written in the same code? (a) GUXP (b) BPSK (c) FTWO (d) ESVN
- 13.If BOOK is written as YLLP, how is BALL written in the same code? (a) YZOO (b) ZAPP (c) CBMM (d) XYNN
- 14.If MILK is written as KLIM, how is BOOK written in the same code? (a) JNNA (b) LPPC (c) KOOB (d) CPPL
- 15.If SHIP is written as HSRK, how is CAKE written in the same code? (a) WYOU (b) DBLF (c) YAQW (d) XZPV
- 16.If SUN is written as NUS, how is RAIN written in the same code? (a) MHZQ (b) OJBS (c) SBJO (d) NIAR
- 17.If PEN is written as QFO, how is MILK written in the same code? (a) NJML (b) LHKJ (c) LMJN (d) OKNM
- 18.If LION is written as NOIL, how is STAR written in the same code? (a) TUBS (b) RATS (c) QZSR (d) SBUT
- 19.If FISH is written as JUKH, how is BOAT written in the same code? (a) TAOB (b) RYMZ (c) VCQD (d) DQCV
- 20.If TOYS is written as UPZT, how is CAT written in the same code? (a) DBU (b) BZS (c) ECV (d) UBD
- 21.If HAND is written as KDQG, how is KITE written in the same code? (a) MKVG (b) HFQB (c) OMXI (d) NLWH
- 22.If PEN is written as SHQ, how is FROG written in the same code? (a) HTQI (b) JVSK (c) IURJ (d) COLD
- 23.If DESK is written as CDRJ, how is DOG written in the same code? (a) BME (b) DOG (c) EPH (d) CNF
- 24.If NEST is written as MVHG, how is WIND written in the same code? (a) CQLV (b) DRMW (c) XJOE (d) ESNX
- 25.If MILK is written as PLON, how is SHIP written in the same code? (a) WLMT (b) VKLS (c) UJKR (d) PEFM
- 26.If DOG is written as EPH, how is SHIP written in the same code? (a) UJKR (b) QJIT (c) RGHO (d) TIJQ
- 27.If RAIN is written as PKCT, how is HAND written in the same code? (a) BLYF (b) JCPF (c) DNAH (d) FPCJ
- 28.If NEST is written as MVHG, how is PARK written in the same code? (a) JYHO (b) KZIP (c) QBSL (d) LAJQ
- 29.If PARK is written as KZIP, how is PEN written in the same code? (a) JUL (b) LWN (c) QFO (d) KVM
- 30.If WIND is written as EOJX, how is SUN written in the same code? (a) MTR (b) OVT (c) NUS (d) TVO
- 31.If STAR is written as UVCT, how is COLD written in the same code? (a) DPME (b) EQNF (c) AMJB (d) FROG
- 32.If COLD is written as DPME, how is PEN written in the same code? (a) ODM (b) QFO (c) OFQ (d) RGP
- 33.If DOG is written as WLT, how is CAKE written in the same code? (a) WYOU (b) DBLF (c) XZPV (d) YAQW
- 34.If SHIP is written as HSRK, how is BELL written in the same code? (a) CFMM (b) XUNN (c) ZWPP (d) YVOO
- 35.If BOAT is written as ANZS, how is KITE written in the same code? (a) LJUF (b) JHSD (c) IGRC (d) KITE
- 36.If MILK is written as JKHL, how is MOON written in the same code? (a) MNNL (b) OPPN (c) NOOM (d) LNNM
- 37.If RAIN is written as MHZQ, how is COLD written in the same code? (a) BNKC (b) EMPD (c) CKNB (d) DLOC
- 38.If SHIP is written as PIHS, how is PARK written in the same code? (a) LSBQ (b) KRAP (c) JQZO (d) QBSL
- 39.If NEST is written as TSEN, how is COLD written in the same code? (a) DPME (b) EMPD (c) DLOC (d) CKNB
- 40.If TOYS is written as RMWQ, how is MOON written in the same code? (a) OQQP (b) LNNM (c) JLLK (d) KMML
Answer key
- KSED
- HKUJ
- PMUJ
- YLLP
- LJUF
- TSEN
- QNVK
- NNCD
- ETIK
- OPJM
- VUGP
- FTWO
- YZOO
- KOOB
- XZPV
- NIAR
- NJML
- RATS
- VCQD
- DBU
- NLWH
- IURJ
- CNF
- DRMW
- VKLS
- TIJQ
- FPCJ
- KZIP
- KVM
- OVT
- EQNF
- QFO
- XZPV
- YVOO
- JHSD
- MNNL
- CKNB
- KRAP
- DLOC
- KMML
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