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 WIND is written as VHMC, how is SHIP written in the same code? (a) SHIP (b) RGHO (c) QFGN (d) TIJQ
- 2.If JUMP is written as MXPS, how is BOOK written in the same code? (a) ERRN (b) YLLH (c) DQQM (d) FSSO
- 3.If WIND is written as FPKY, how is DOG written in the same code? (a) FQI (b) EMB (c) GOD (d) IQF
- 4.If DRUM is written as MURD, how is BOOK written in the same code? (a) KOOB (b) CPPL (c) LPPC (d) JNNA
- 5.If HAND is written as DNAH, how is BOOK written in the same code? (a) LPPC (b) CPPL (c) KOOB (d) JNNA
- 6.If HAND is written as SZMW, how is KITE written in the same code? (a) LJUF (b) PRGV (c) QSHW (d) OQFU
- 7.If KITE is written as PRGV, how is DRUM written in the same code? (a) XJGO (b) ESVN (c) VHEM (d) WIFN
- 8.If BOAT is written as DQCV, how is WIND written in the same code? (a) XJOE (b) ZLQG (c) YKPF (d) UGLB
- 9.If PARK is written as RCTM, how is LION written in the same code? (a) MJPO (b) NKQP (c) OLRQ (d) JGML
- 10.If TREE is written as VTGG, how is DESK written in the same code? (a) BCQI (b) FGUM (c) EFTL (d) GHVN
- 11.If FROG is written as UILT, how is DESK written in the same code? (a) XWIQ (b) VUGO (c) WVHP (d) EFTL
- 12.If MOON is written as NOOM, how is DRUM written in the same code? (a) NVSE (b) LTQC (c) MURD (d) ESVN
- 13.If SUN is written as RTM, how is MOON written in the same code? (a) MOON (b) KMML (c) NPPO (d) LNNM
- 14.If CAKE is written as EKAC, how is WIND written in the same code? (a) XJOE (b) DNIW (c) CMHV (d) EOJX
- 15.If SHIP is written as PIHS, how is HAND written in the same code? (a) IBOE (b) CMZG (c) EOBI (d) DNAH
- 16.If BOOK is written as YLLP, how is GOLD written in the same code? (a) HPME (b) SKNV (c) UMPX (d) TLOW
- 17.If RAIN is written as IZRM, how is SHIP written in the same code? (a) TIJQ (b) ITSL (c) GRQJ (d) HSRK
- 18.If GOLD is written as EMJB, how is PEN written in the same code? (a) NCL (b) MBK (c) RGP (d) ODM
- 19.If GOLD is written as EMPH, how is BELL written in the same code? (a) KKDA (b) MMFC (c) CFMM (d) LLEB
- 20.If FROG is written as DPME, how is BELL written in the same code? (a) DGNN (b) ZCJJ (c) ADKK (d) YBII
- 21.If FISH is written as GRHE, how is NEST written in the same code? (a) UTFO (b) TSEN (c) SRDM (d) MDRS
- 22.If BOAT is written as TAOB, how is BELL written in the same code? (a) CFMM (b) KKDA (c) LLEB (d) MMFC
- 23.If HAND is written as FYLB, how is BALL written in the same code? (a) YXII (b) DCNN (c) ZYJJ (d) AZKK
- 24.If SHIP is written as HSRK, how is NEST written in the same code? (a) NWIH (b) MVHG (c) LUGF (d) OFTU
- 25.If MOON is written as NLLM, how is FROG written in the same code? (a) GSPH (b) THKS (c) VJMU (d) UILT
- 26.If PEN is written as KVM, how is KITE written in the same code? (a) QSHW (b) PRGV (c) OQFU (d) LJUF
- 27.If KITE is written as PRGV, how is TOYS written in the same code? (a) HMCI (b) UPZT (c) FKAG (d) GLBH
- 28.If MOON is written as NLLM, how is BALL written in the same code? (a) XYNN (b) YZOO (c) ZAPP (d) CBMM
- 29.If GOLD is written as EMPH, how is SHIP written in the same code? (a) PIHS (b) OHGR (c) QJIT (d) TIJQ
- 30.If DOG is written as WLT, how is PARK written in the same code? (a) LAJQ (b) JYHO (c) QBSL (d) KZIP
- 31.If MOON is written as NLLM, how is BOOK written in the same code? (a) ZMMQ (b) CPPL (c) YLLP (d) XKKO
- 32.If TREE is written as GIVV, how is DRUM written in the same code? (a) VHEM (b) ESVN (c) XJGO (d) WIFN
- 33.If TREE is written as USFF, how is PEN written in the same code? (a) RGP (b) OFQ (c) QFO (d) ODM
- 34.If FISH is written as URHS, how is HAND written in the same code? (a) TANX (b) SZMW (c) RYLV (d) IBOE
- 35.If HAND is written as DNAH, how is BELL written in the same code? (a) MMFC (b) KKDA (c) LLEB (d) CFMM
- 36.If LAMP is written as KZLO, how is BALL written in the same code? (a) BALL (b) ZYJJ (c) AZKK (d) CBMM
- 37.If NEST is written as UTFO, how is LAMP written in the same code? (a) MBNQ (b) QNBM (c) PMAL (d) OLZK
- 38.If WIND is written as XJOE, how is DESK written in the same code? (a) EFTL (b) LTFE (c) CDRJ (d) FGUM
- 39.If KITE is written as PRGV, how is PARK written in the same code? (a) JYHO (b) QBSL (c) KZIP (d) LAJQ
- 40.If GOLD is written as JROG, how is DOG written in the same code? (a) ALD (b) GRJ (c) HSK (d) FQI
Answer key
- RGHO
- ERRN
- IQF
- KOOB
- KOOB
- PRGV
- WIFN
- YKPF
- NKQP
- FGUM
- WVHP
- MURD
- LNNM
- DNIW
- DNAH
- TLOW
- HSRK
- NCL
- MMFC
- ZCJJ
- SRDM
- LLEB
- ZYJJ
- MVHG
- UILT
- PRGV
- GLBH
- YZOO
- QJIT
- KZIP
- YLLP
- WIFN
- QFO
- SZMW
- LLEB
- AZKK
- QNBM
- EFTL
- KZIP
- GRJ
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