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 DRUM is written as WIFN, how is DESK written in the same code? (a) VUGO (b) XWIQ (c) EFTL (d) WVHP
- 2.If GOLD is written as HPME, how is MOON written in the same code? (a) LNNM (b) OPPN (c) NPPO (d) OQQP
- 3.If PEN is written as ODM, how is DESK written in the same code? (a) DESK (b) CDRJ (c) BCQI (d) EFTL
- 4.If COLD is written as EQNF, how is MILK written in the same code? (a) KGJI (b) NJML (c) PLON (d) OKNM
- 5.If KITE is written as PRGV, how is BOAT written in the same code? (a) XKYF (b) ZMAH (c) YLZG (d) CPBU
- 6.If FISH is written as URHS, how is MOON written in the same code? (a) NLLM (b) NPPO (c) OMMN (d) MKKL
- 7.If KITE is written as JHSD, how is BALL written in the same code? (a) ZYJJ (b) BALL (c) AZKK (d) CBMM
- 8.If BALL is written as YZOO, how is NEST written in the same code? (a) NWIH (b) MVHG (c) LUGF (d) OFTU
- 9.If LION is written as ORLM, how is TREE written in the same code? (a) HJWW (b) FHUU (c) USFF (d) GIVV
- 10.If PEN is written as MDO, how is TREE written in the same code? (a) DDQS (b) FFSU (c) SQDD (d) EERT
- 11.If KITE is written as LJUF, how is MOON written in the same code? (a) NPPO (b) OQQP (c) OPPN (d) LNNM
- 12.If LION is written as MJPO, how is MILK written in the same code? (a) NJML (b) LHKJ (c) LMJN (d) OKNM
- 13.If BELL is written as LLEB, how is JUMP written in the same code? (a) QNVK (b) OLTI (c) KVNQ (d) PMUJ
- 14.If MOON is written as NLLM, how is DRUM written in the same code? (a) VHEM (b) XJGO (c) ESVN (d) WIFN
- 15.If DESK is written as MUGF, how is CAKE written in the same code? (a) ECMG (b) EKAC (c) CIYA (d) GMCE
- 16.If CAKE is written as XZPV, how is JUMP written in the same code? (a) QFNK (b) RGOL (c) PEMJ (d) KVNQ
- 17.If CAKE is written as FLBD, how is PARK written in the same code? (a) JQZO (b) KRAP (c) LSBQ (d) QBSL
- 18.If JUMP is written as PMUJ, how is DOG written in the same code? (a) GOD (b) FNC (c) EPH (d) HPE
- 19.If BOOK is written as KOOB, how is RAIN written in the same code? (a) MHZQ (b) NIAR (c) OJBS (d) SBJO
- 20.If HAND is written as DNAH, how is BOAT written in the same code? (a) TAOB (b) CPBU (c) UBPC (d) SZNA
- 21.If DRUM is written as NVSE, how is SUN written in the same code? (a) NUS (b) TVO (c) OVT (d) MTR
- 22.If TREE is written as GIVV, how is STAR written in the same code? (a) GFYH (b) IHAJ (c) HGZI (d) TUBS
- 23.If GOLD is written as TLOW, how is FROG written in the same code? (a) GSPH (b) THKS (c) VJMU (d) UILT
- 24.If BALL is written as EDOO, how is BOOK written in the same code? (a) DQQM (b) YLLH (c) FSSO (d) ERRN
- 25.If GOLD is written as TLOW, how is WIND written in the same code? (a) XJOE (b) ESNX (c) DRMW (d) CQLV
- 26.If HAND is written as EOBI, how is CAT written in the same code? (a) TAC (b) UBD (c) DBU (d) SZB
- 27.If RAIN is written as IZRM, how is MOON written in the same code? (a) NLLM (b) MKKL (c) NPPO (d) OMMN
- 28.If KITE is written as ETIK, how is DRUM written in the same code? (a) ESVN (b) LTQC (c) MURD (d) NVSE
- 29.If COLD is written as FNQE, how is SUN written in the same code? (a) UWP (b) LSQ (c) NUS (d) PWU
- 30.If BOAT is written as TAOB, how is MOON written in the same code? (a) NPPO (b) NOOM (c) OPPN (d) MNNL
- 31.If CAT is written as XZG, how is BOOK written in the same code? (a) ZMMQ (b) XKKO (c) YLLP (d) CPPL
- 32.If RAIN is written as TCKP, how is SUN written in the same code? (a) UWP (b) QSL (c) VXQ (d) TVO
- 33.If JUMP is written as ITLO, how is LAMP written in the same code? (a) KZLO (b) JYKN (c) LAMP (d) MBNQ
- 34.If FISH is written as HSIF, how is HAND written in the same code? (a) CMZG (b) DNAH (c) IBOE (d) EOBI
- 35.If BALL is written as MMBC, how is PEN written in the same code? (a) QFO (b) MDO (c) OFQ (d) NEP
- 36.If JUMP is written as HSKN, how is LAMP written in the same code? (a) IXJM (b) JYKN (c) KZLO (d) NCOR
- 37.If DRUM is written as ESVN, how is PEN written in the same code? (a) RGP (b) ODM (c) OFQ (d) QFO
- 38.If FROG is written as DPME, how is CAT written in the same code? (a) AYR (b) BZS (c) ZXQ (d) ECV
- 39.If PARK is written as KZIP, how is FROG written in the same code? (a) UILT (b) GSPH (c) VJMU (d) THKS
- 40.If NEST is written as MVHG, how is DESK written in the same code? (a) EFTL (b) VUGO (c) WVHP (d) XWIQ
Answer key
- WVHP
- NPPO
- CDRJ
- OKNM
- YLZG
- NLLM
- AZKK
- MVHG
- GIVV
- DDQS
- NPPO
- NJML
- PMUJ
- WIFN
- GMCE
- QFNK
- LSBQ
- GOD
- NIAR
- TAOB
- OVT
- HGZI
- UILT
- ERRN
- DRMW
- UBD
- NLLM
- MURD
- PWU
- NOOM
- YLLP
- UWP
- KZLO
- DNAH
- OFQ
- JYKN
- QFO
- AYR
- UILT
- WVHP
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