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 MILK is written as JKHL, how is NEST written in the same code? (a) TSEN (b) MDRS (c) SRDM (d) UTFO
- 2.If MILK is written as KLIM, how is MOON written in the same code? (a) NOOM (b) OPPN (c) MNNL (d) NPPO
- 3.If RAIN is written as PYGL, how is CAKE written in the same code? (a) BZJD (b) AYIC (c) ZXHB (d) ECMG
- 4.If BALL is written as YZOO, how is CAKE written in the same code? (a) YAQW (b) WYOU (c) DBLF (d) XZPV
- 5.If COLD is written as XLOW, how is BOOK written in the same code? (a) YLLP (b) ZMMQ (c) CPPL (d) XKKO
- 6.If FISH is written as HSIF, how is DESK written in the same code? (a) EFTL (b) KSED (c) JRDC (d) LTFE
- 7.If MOON is written as LNNM, how is SHIP written in the same code? (a) QFGN (b) SHIP (c) RGHO (d) TIJQ
- 8.If PARK is written as JQZO, how is DRUM written in the same code? (a) CQTL (b) NVSE (c) LTQC (d) MURD
- 9.If JUMP is written as HSKN, how is HAND written in the same code? (a) JCPF (b) EXKA (c) FYLB (d) GZMC
- 10.If BOAT is written as YLZG, how is STAR written in the same code? (a) TUBS (b) IHAJ (c) GFYH (d) HGZI
- 11.If MOON is written as NLLM, how is DRUM written in the same code? (a) XJGO (b) ESVN (c) WIFN (d) VHEM
- 12.If CAT is written as SZB, how is SUN written in the same code? (a) OVT (b) NUS (c) RTM (d) MTR
- 13.If SHIP is written as UJKR, how is KITE written in the same code? (a) MKVG (b) LJUF (c) NLWH (d) IGRC
- 14.If NEST is written as UTFO, how is JUMP written in the same code? (a) OLTI (b) QNVK (c) PMUJ (d) KVNQ
- 15.If BOOK is written as JNNA, how is JUMP written in the same code? (a) QNVK (b) PMUJ (c) OLTI (d) ITLO
- 16.If JUMP is written as LWOR, how is SUN written in the same code? (a) VXQ (b) TVO (c) QSL (d) UWP
- 17.If GOLD is written as FNKC, how is STAR written in the same code? (a) QRYP (b) TUBS (c) RSZQ (d) STAR
- 18.If WIND is written as DRMW, how is BOOK written in the same code? (a) XKKO (b) CPPL (c) ZMMQ (d) YLLP
- 19.If MILK is written as OKNM, how is HAND written in the same code? (a) FYLB (b) IBOE (c) KDQG (d) JCPF
- 20.If LAMP is written as OZNK, how is HAND written in the same code? (a) TANX (b) RYLV (c) IBOE (d) SZMW
- 21.If BOAT is written as YLZG, how is KITE written in the same code? (a) OQFU (b) PRGV (c) LJUF (d) QSHW
- 22.If BALL is written as MMBC, how is SHIP written in the same code? (a) PIHS (b) TIJQ (c) QJIT (d) OHGR
- 23.If MILK is written as OKNM, how is CAKE written in the same code? (a) AYIC (b) ECMG (c) FDNH (d) DBLF
- 24.If CAT is written as SZB, how is TREE written in the same code? (a) SQDD (b) DDQS (c) FFSU (d) EERT
- 25.If CAKE is written as EKAC, how is RAIN written in the same code? (a) MHZQ (b) OJBS (c) SBJO (d) NIAR
- 26.If COLD is written as DLOC, how is MOON written in the same code? (a) OPPN (b) MNNL (c) NPPO (d) NOOM
- 27.If STAR is written as RATS, how is HAND written in the same code? (a) IBOE (b) DNAH (c) CMZG (d) EOBI
- 28.If CAKE is written as XZPV, how is KITE written in the same code? (a) PRGV (b) LJUF (c) QSHW (d) OQFU
- 29.If PEN is written as ODM, how is WIND written in the same code? (a) XJOE (b) WIND (c) UGLB (d) VHMC
- 30.If SUN is written as TVO, how is FISH written in the same code? (a) EHRG (b) GJTI (c) ITJG (d) HKUJ
- 31.If BALL is written as YZOO, how is TOYS written in the same code? (a) GLBH (b) FKAG (c) UPZT (d) HMCI
- 32.If LAMP is written as PMAL, how is MILK written in the same code? (a) LMJN (b) JKHL (c) NJML (d) KLIM
- 33.If DESK is written as LTFE, how is STAR written in the same code? (a) TUBS (b) RATS (c) QZSR (d) SBUT
- 34.If BOAT is written as DQCV, how is TREE written in the same code? (a) WUHH (b) RPCC (c) VTGG (d) USFF
- 35.If STAR is written as QRYP, how is CAKE written in the same code? (a) BZJD (b) ZXHB (c) AYIC (d) ECMG
- 36.If BOAT is written as YLZG, how is RAIN written in the same code? (a) SBJO (b) IZRM (c) HYQL (d) JASN
- 37.If DRUM is written as NVSE, how is FROG written in the same code? (a) FNQE (b) HPSG (c) GSPH (d) GORF
- 38.If SUN is written as NUS, how is TOYS written in the same code? (a) UPZT (b) SYOT (c) RXNS (d) TZPU
- 39.If FROG is written as EQNF, how is HAND written in the same code? (a) GZMC (b) FYLB (c) IBOE (d) HAND
- 40.If GOLD is written as TLOW, how is LAMP written in the same code? (a) MBNQ (b) OZNK (c) PAOL (d) NYMJ
Answer key
- SRDM
- NOOM
- AYIC
- XZPV
- YLLP
- KSED
- RGHO
- LTQC
- FYLB
- HGZI
- WIFN
- MTR
- MKVG
- QNVK
- OLTI
- UWP
- RSZQ
- YLLP
- JCPF
- SZMW
- PRGV
- QJIT
- ECMG
- DDQS
- NIAR
- NOOM
- DNAH
- PRGV
- VHMC
- GJTI
- GLBH
- KLIM
- SBUT
- VTGG
- AYIC
- IZRM
- HPSG
- SYOT
- GZMC
- OZNK
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