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 HAND is written as DNAH, how is STAR written in the same code? (a) TUBS (b) RATS (c) QZSR (d) SBUT
- 2.If BOAT is written as SZNA, how is BALL written in the same code? (a) AZKK (b) MMBC (c) KKZA (d) LLAB
- 3.If RAIN is written as NIAR, how is FISH written in the same code? (a) GJTI (b) GRHE (c) ITJG (d) HSIF
- 4.If TOYS is written as UAQV, how is HAND written in the same code? (a) BLYF (b) DNAH (c) JCPF (d) FPCJ
- 5.If DRUM is written as ESVN, how is DOG written in the same code? (a) HPE (b) FQI (c) EPH (d) CNF
- 6.If PEN is written as KVM, how is KITE written in the same code? (a) QSHW (b) OQFU (c) LJUF (d) PRGV
- 7.If FISH is written as URHS, how is WIND written in the same code? (a) XJOE (b) CQLV (c) DRMW (d) ESNX
- 8.If RAIN is written as IZRM, how is LION written in the same code? (a) MJPO (b) NQKL (c) ORLM (d) PSMN
- 9.If PARK is written as KRAP, how is SHIP written in the same code? (a) PIHS (b) QJIT (c) TIJQ (d) OHGR
- 10.If BOOK is written as MQQD, how is JUMP written in the same code? (a) ROWL (b) LWOR (c) PMUJ (d) NKSH
- 11.If NEST is written as TSEN, how is BELL written in the same code? (a) MMFC (b) CFMM (c) KKDA (d) LLEB
- 12.If FISH is written as HSIF, how is MOON written in the same code? (a) NOOM (b) OPPN (c) MNNL (d) NPPO
- 13.If WIND is written as VHMC, how is LION written in the same code? (a) LION (b) KHNM (c) JGML (d) MJPO
- 14.If COLD is written as DLOC, how is JUMP written in the same code? (a) QNVK (b) KVNQ (c) OLTI (d) PMUJ
- 15.If SUN is written as HFM, how is MILK written in the same code? (a) NJML (b) NROP (c) OSPQ (d) MQNO
- 16.If DESK is written as LTFE, how is BELL written in the same code? (a) LLEB (b) CFMM (c) MMFC (d) KKDA
- 17.If BOOK is written as YLLP, how is LION written in the same code? (a) MJPO (b) PSMN (c) NQKL (d) ORLM
- 18.If KITE is written as DSHJ, how is BELL written in the same code? (a) KKDA (b) ADKK (c) MMFC (d) LLEB
- 19.If BALL is written as ZYJJ, how is WIND written in the same code? (a) TFKA (b) VHMC (c) YKPF (d) UGLB
- 20.If TOYS is written as SYOT, how is LION written in the same code? (a) MNHK (b) NOIL (c) OPJM (d) MJPO
- 21.If SHIP is written as OHGR, how is BOAT written in the same code? (a) SZNA (b) TAOB (c) ANZS (d) UBPC
- 22.If BOAT is written as YLZG, how is MILK written in the same code? (a) MQNO (b) NROP (c) OSPQ (d) NJML
- 23.If MILK is written as NROP, how is DOG written in the same code? (a) XMU (b) VKS (c) EPH (d) WLT
- 24.If STAR is written as HGZI, how is FISH written in the same code? (a) VSIT (b) URHS (c) TQGR (d) GJTI
- 25.If HAND is written as CMZG, how is WIND written in the same code? (a) DNIW (b) CMHV (c) VHMC (d) EOJX
- 26.If FROG is written as GORF, how is SUN written in the same code? (a) TVO (b) MTR (c) OVT (d) NUS
- 27.If MILK is written as KLIM, how is STAR written in the same code? (a) SBUT (b) RATS (c) QZSR (d) TUBS
- 28.If WIND is written as ZLQG, how is GOLD written in the same code? (a) JROG (b) DLIA (c) IQNF (d) KSPH
- 29.If HAND is written as IBOE, how is KITE written in the same code? (a) MKVG (b) FUJL (c) JHSD (d) LJUF
- 30.If TREE is written as USFF, how is BOOK written in the same code? (a) LPPC (b) CPPL (c) ANNJ (d) DQQM
- 31.If DRUM is written as WIFN, how is FROG written in the same code? (a) UILT (b) THKS (c) VJMU (d) GSPH
- 32.If NEST is written as UTFO, how is MILK written in the same code? (a) NJML (b) JKHL (c) LMJN (d) KLIM
- 33.If SUN is written as NUS, how is SHIP written in the same code? (a) QJIT (b) PIHS (c) OHGR (d) TIJQ
- 34.If MOON is written as NLLM, how is TOYS written in the same code? (a) FKAG (b) GLBH (c) UPZT (d) HMCI
- 35.If BOOK is written as YLLP, how is NEST written in the same code? (a) NWIH (b) OFTU (c) MVHG (d) LUGF
- 36.If DOG is written as WLT, how is PEN written in the same code? (a) QFO (b) KVM (c) JUL (d) LWN
- 37.If GOLD is written as TLOW, how is FISH written in the same code? (a) VSIT (b) GJTI (c) URHS (d) TQGR
- 38.If CAT is written as XZG, how is DRUM written in the same code? (a) WIFN (b) VHEM (c) ESVN (d) XJGO
- 39.If CAKE is written as BZJD, how is PEN written in the same code? (a) ODM (b) QFO (c) NCL (d) PEN
- 40.If CAKE is written as DBLF, how is BALL written in the same code? (a) CBMM (b) DCNN (c) AZKK (d) MMBC
Answer key
- RATS
- KKZA
- HSIF
- FPCJ
- EPH
- PRGV
- DRMW
- ORLM
- PIHS
- ROWL
- LLEB
- NOOM
- KHNM
- PMUJ
- NROP
- MMFC
- ORLM
- KKDA
- UGLB
- NOIL
- SZNA
- NROP
- WLT
- URHS
- CMHV
- NUS
- RATS
- JROG
- LJUF
- CPPL
- UILT
- LMJN
- PIHS
- GLBH
- MVHG
- KVM
- URHS
- WIFN
- ODM
- CBMM
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