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 TOYS is written as SYOT, how is BOAT written in the same code? (a) UBPC (b) CPBU (c) SZNA (d) TAOB
- 2.If BELL is written as EHOO, how is CAT written in the same code? (a) GEX (b) FDW (c) ECV (d) ZXQ
- 3.If LAMP is written as OZNK, how is BOAT written in the same code? (a) ZMAH (b) YLZG (c) XKYF (d) CPBU
- 4.If LION is written as PQKN, how is TOYS written in the same code? (a) SYOT (b) QWMR (c) VQAU (d) UAQV
- 5.If DOG is written as BME, how is SHIP written in the same code? (a) RGHO (b) PEFM (c) UJKR (d) QFGN
- 6.If NEST is written as TSEN, how is BOOK written in the same code? (a) LPPC (b) CPPL (c) JNNA (d) KOOB
- 7.If STAR is written as VWDU, how is RAIN written in the same code? (a) UDLQ (b) OXFK (c) VEMR (d) TCKP
- 8.If GOLD is written as EMPH, how is BALL written in the same code? (a) KKZA (b) MMBC (c) LLAB (d) CBMM
- 9.If STAR is written as TCVU, how is SHIP written in the same code? (a) UJKR (b) PIHS (c) RKJU (d) NGFQ
- 10.If CAT is written as XZG, how is NEST written in the same code? (a) NWIH (b) OFTU (c) MVHG (d) LUGF
- 11.If COLD is written as FROG, how is SHIP written in the same code? (a) WLMT (b) UJKR (c) VKLS (d) PEFM
- 12.If WIND is written as DNIW, how is DRUM written in the same code? (a) LTQC (b) MURD (c) NVSE (d) ESVN
- 13.If FISH is written as HSIF, how is TREE written in the same code? (a) USFF (b) DDQS (c) FFSU (d) EERT
- 14.If TREE is written as GGTV, how is SUN written in the same code? (a) LSQ (b) PWU (c) UWP (d) NUS
- 15.If HAND is written as JCPF, how is PEN written in the same code? (a) NCL (b) QFO (c) SHQ (d) RGP
- 16.If SUN is written as RTM, how is DOG written in the same code? (a) EPH (b) DOG (c) BME (d) CNF
- 17.If BELL is written as NNGD, how is BALL written in the same code? (a) JJYZ (b) NNCD (c) DCNN (d) LLAB
- 18.If BOAT is written as SZNA, how is DRUM written in the same code? (a) CQTL (b) NVSE (c) MURD (d) LTQC
- 19.If PARK is written as KZIP, how is STAR written in the same code? (a) HGZI (b) IHAJ (c) GFYH (d) TUBS
- 20.If JUMP is written as PMUJ, how is BELL written in the same code? (a) LLEB (b) KKDA (c) MMFC (d) CFMM
- 21.If HAND is written as IBOE, how is PEN written in the same code? (a) RGP (b) OFQ (c) ODM (d) QFO
- 22.If TOYS is written as SYOT, how is JUMP written in the same code? (a) PMUJ (b) OLTI (c) QNVK (d) KVNQ
- 23.If SHIP is written as PIHS, how is HAND written in the same code? (a) EOBI (b) IBOE (c) DNAH (d) CMZG
- 24.If SUN is written as MTR, how is HAND written in the same code? (a) DNAH (b) CMZG (c) GZMC (d) EOBI
- 25.If SUN is written as NUS, how is WIND written in the same code? (a) EOJX (b) CMHV (c) XJOE (d) DNIW
- 26.If GOLD is written as TLOW, how is HAND written in the same code? (a) RYLV (b) IBOE (c) SZMW (d) TANX
- 27.If FROG is written as UILT, how is DRUM written in the same code? (a) VHEM (b) WIFN (c) ESVN (d) XJGO
- 28.If MILK is written as MNKO, how is MOON written in the same code? (a) OQQP (b) NOOM (c) LMMK (d) PQQO
- 29.If KITE is written as MKVG, how is PEN written in the same code? (a) NCL (b) RGP (c) QFO (d) SHQ
- 30.If FISH is written as HSIF, how is RAIN written in the same code? (a) MHZQ (b) NIAR (c) SBJO (d) OJBS
- 31.If NEST is written as TSEN, how is BELL written in the same code? (a) KKDA (b) CFMM (c) LLEB (d) MMFC
- 32.If BOAT is written as ZMYR, how is MILK written in the same code? (a) JFIH (b) OKNM (c) LHKJ (d) KGJI
- 33.If DOG is written as HPE, how is CAKE written in the same code? (a) DJZB (b) FLBD (c) EKAC (d) DBLF
- 34.If PARK is written as KRAP, how is SUN written in the same code? (a) TVO (b) NUS (c) OVT (d) MTR
- 35.If TREE is written as SQDD, how is MILK written in the same code? (a) KGJI (b) LHKJ (c) MILK (d) NJML
- 36.If PEN is written as MDO, how is DOG written in the same code? (a) GOD (b) HPE (c) FNC (d) CNF
- 37.If WIND is written as XJOE, how is DESK written in the same code? (a) LTFE (b) CDRJ (c) FGUM (d) EFTL
- 38.If STAR is written as TCVU, how is PEN written in the same code? (a) NEP (b) PGR (c) RGP (d) LCN
- 39.If FISH is written as GRHE, how is LAMP written in the same code? (a) OLZK (b) QNBM (c) PMAL (d) KZLO
- 40.If DESK is written as WVHP, how is LION written in the same code? (a) MJPO (b) NQKL (c) PSMN (d) ORLM
Answer key
- TAOB
- FDW
- YLZG
- UAQV
- QFGN
- KOOB
- UDLQ
- MMBC
- RKJU
- MVHG
- VKLS
- MURD
- EERT
- PWU
- RGP
- CNF
- NNCD
- LTQC
- HGZI
- LLEB
- QFO
- PMUJ
- DNAH
- CMZG
- DNIW
- SZMW
- WIFN
- PQQO
- RGP
- NIAR
- LLEB
- KGJI
- FLBD
- NUS
- LHKJ
- FNC
- EFTL
- PGR
- OLZK
- ORLM
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