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 SUN is written as OVT, how is NEST written in the same code? (a) UTFO (b) OFTU (c) TSEN (d) SRDM
- 2.If MILK is written as PLON, how is COLD written in the same code? (a) GSPH (b) EQNF (c) FROG (d) ZLIA
- 3.If DOG is written as WLT, how is PEN written in the same code? (a) LWN (b) KVM (c) QFO (d) JUL
- 4.If SUN is written as VXQ, how is KITE written in the same code? (a) OMXI (b) HFQB (c) MKVG (d) NLWH
- 5.If DESK is written as KSED, how is BALL written in the same code? (a) KKZA (b) LLAB (c) MMBC (d) CBMM
- 6.If BELL is written as CFMM, how is COLD written in the same code? (a) EQNF (b) DPME (c) BNKC (d) EMPD
- 7.If STAR is written as SBUT, how is KITE written in the same code? (a) DSHJ (b) FUJL (c) LJUF (d) ETIK
- 8.If BOOK is written as ERRN, how is LION written in the same code? (a) PMSR (b) NKQP (c) IFLK (d) OLRQ
- 9.If NEST is written as OFTU, how is CAKE written in the same code? (a) BZJD (b) FLBD (c) DBLF (d) ECMG
- 10.If SUN is written as NUS, how is LAMP written in the same code? (a) PMAL (b) OLZK (c) QNBM (d) MBNQ
- 11.If LION is written as OPJM, how is BALL written in the same code? (a) MMBC (b) KKZA (c) LLAB (d) CBMM
- 12.If NEST is written as MDRS, how is SUN written in the same code? (a) TVO (b) QSL (c) SUN (d) RTM
- 13.If JUMP is written as LWOR, how is WIND written in the same code? (a) YKPF (b) XJOE (c) UGLB (d) ZLQG
- 14.If DESK is written as BCQI, how is PEN written in the same code? (a) MBK (b) NCL (c) ODM (d) RGP
- 15.If PARK is written as RCTM, how is SHIP written in the same code? (a) TIJQ (b) VKLS (c) QFGN (d) UJKR
- 16.If STAR is written as RSZQ, how is CAKE written in the same code? (a) DBLF (b) BZJD (c) AYIC (d) CAKE
- 17.If NEST is written as LCQR, how is BOOK written in the same code? (a) YLLH (b) ANNJ (c) DQQM (d) ZMMI
- 18.If PARK is written as LSBQ, how is GOLD written in the same code? (a) EMPH (b) HPME (c) CKNF (d) DLOG
- 19.If MILK is written as PLON, how is FISH written in the same code? (a) HKUJ (b) CFPE (c) JMWL (d) ILVK
- 20.If COLD is written as XLOW, how is BOAT written in the same code? (a) ZMAH (b) XKYF (c) CPBU (d) YLZG
- 21.If DRUM is written as WIFN, how is BELL written in the same code? (a) YVOO (b) XUNN (c) CFMM (d) ZWPP
- 22.If HAND is written as EOBI, how is LION written in the same code? (a) OPJM (b) MNHK (c) NOIL (d) MJPO
- 23.If KITE is written as PRGV, how is MILK written in the same code? (a) NROP (b) NJML (c) OSPQ (d) MQNO
- 24.If RAIN is written as NIAR, how is BALL written in the same code? (a) LLAB (b) MMBC (c) KKZA (d) CBMM
- 25.If COLD is written as DLOC, how is PARK written in the same code? (a) JQZO (b) KRAP (c) LSBQ (d) QBSL
- 26.If FISH is written as HKUJ, how is BOOK written in the same code? (a) CPPL (b) ZMMI (c) DQQM (d) ERRN
- 27.If CAKE is written as GMCE, how is SUN written in the same code? (a) PWU (b) UWP (c) LSQ (d) NUS
- 28.If CAT is written as DBU, how is SHIP written in the same code? (a) UJKR (b) RGHO (c) QJIT (d) TIJQ
- 29.If DRUM is written as ESVN, how is HAND written in the same code? (a) JCPF (b) IBOE (c) EOBI (d) GZMC
- 30.If DESK is written as KSED, how is TREE written in the same code? (a) USFF (b) DDQS (c) FFSU (d) EERT
- 31.If PARK is written as KRAP, how is DRUM written in the same code? (a) LTQC (b) MURD (c) ESVN (d) NVSE
- 32.If BALL is written as YZOO, how is MILK written in the same code? (a) OSPQ (b) MQNO (c) NJML (d) NROP
- 33.If RAIN is written as TCKP, how is WIND written in the same code? (a) ZLQG (b) UGLB (c) YKPF (d) XJOE
- 34.If JUMP is written as KVNQ, how is BELL written in the same code? (a) CFMM (b) ADKK (c) DGNN (d) MMFC
- 35.If SUN is written as PWU, how is TREE written in the same code? (a) CCPR (b) GGTV (c) VTGG (d) EERT
- 36.If BELL is written as MMFC, how is NEST written in the same code? (a) UTFO (b) OFTU (c) SRDM (d) TSEN
- 37.If GOLD is written as EMPH, how is STAR written in the same code? (a) RATS (b) SBUT (c) TUBS (d) QZSR
- 38.If TOYS is written as GLBH, how is HAND written in the same code? (a) IBOE (b) TANX (c) SZMW (d) RYLV
- 39.If RAIN is written as IZRM, how is DRUM written in the same code? (a) XJGO (b) ESVN (c) WIFN (d) VHEM
- 40.If JUMP is written as ROWL, how is RAIN written in the same code? (a) TCKP (b) LGYP (c) PKCT (d) NIAR
Answer key
- UTFO
- FROG
- KVM
- NLWH
- LLAB
- DPME
- FUJL
- OLRQ
- DBLF
- PMAL
- MMBC
- RTM
- YKPF
- NCL
- UJKR
- BZJD
- ZMMI
- EMPH
- ILVK
- YLZG
- YVOO
- OPJM
- NROP
- LLAB
- KRAP
- DQQM
- PWU
- TIJQ
- IBOE
- EERT
- MURD
- NROP
- YKPF
- CFMM
- GGTV
- UTFO
- SBUT
- SZMW
- WIFN
- PKCT
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