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 BELL is written as KKDA, how is PARK written in the same code? (a) OZQJ (b) KRAP (c) JQZO (d) LSBQ
- 2.If BOOK is written as ANNJ, how is MILK written in the same code? (a) MILK (b) NJML (c) KGJI (d) LHKJ
- 3.If BOAT is written as UBPC, how is COLD written in the same code? (a) DLOC (b) EMPD (c) DPME (d) CKNB
- 4.If BALL is written as YZOO, how is SUN written in the same code? (a) IGN (b) HFM (c) TVO (d) GEL
- 5.If GOLD is written as DLOG, how is HAND written in the same code? (a) CMZG (b) EOBI (c) DNAH (d) IBOE
- 6.If MOON is written as MNNL, how is LION written in the same code? (a) KHNM (b) OPJM (c) MNHK (d) NOIL
- 7.If BALL is written as NNCD, how is SHIP written in the same code? (a) UJKR (b) PIHS (c) RKJU (d) NGFQ
- 8.If MILK is written as LMJN, how is FISH written in the same code? (a) HSIF (b) ITJG (c) GRHE (d) GJTI
- 9.If NEST is written as OFTU, how is BOAT written in the same code? (a) UBPC (b) CPBU (c) ANZS (d) DQCV
- 10.If SHIP is written as PIHS, how is TREE written in the same code? (a) EERT (b) FFSU (c) DDQS (d) USFF
- 11.If KITE is written as FUJL, how is RAIN written in the same code? (a) MHZQ (b) SBJO (c) NIAR (d) OJBS
- 12.If CAKE is written as XZPV, how is TREE written in the same code? (a) HJWW (b) GIVV (c) USFF (d) FHUU
- 13.If BOAT is written as YLZG, how is PEN written in the same code? (a) LWN (b) JUL (c) QFO (d) KVM
- 14.If MILK is written as KGJI, how is CAT written in the same code? (a) AYR (b) ECV (c) BZS (d) ZXQ
- 15.If LION is written as ORLM, how is FISH written in the same code? (a) TQGR (b) URHS (c) VSIT (d) GJTI
- 16.If BOAT is written as SZNA, how is STAR written in the same code? (a) SBUT (b) RATS (c) RSZQ (d) QZSR
- 17.If LAMP is written as ODPS, how is FROG written in the same code? (a) HTQI (b) JVSK (c) IURJ (d) COLD
- 18.If FISH is written as HSIF, how is PEN written in the same code? (a) MDO (b) QFO (c) OFQ (d) NEP
- 19.If MOON is written as NLLM, how is COLD written in the same code? (a) DPME (b) XLOW (c) WKNV (d) YMPX
- 20.If BELL is written as YVOO, how is CAT written in the same code? (a) YAH (b) DBU (c) XZG (d) WYF
- 21.If PEN is written as PGR, how is BOOK written in the same code? (a) IMMZ (b) MQQD (c) DQQM (d) KOOB
- 22.If SHIP is written as HSRK, how is GOLD written in the same code? (a) TLOW (b) UMPX (c) HPME (d) SKNV
- 23.If DESK is written as WVHP, how is COLD written in the same code? (a) YMPX (b) XLOW (c) DPME (d) WKNV
- 24.If WIND is written as DRMW, how is FISH written in the same code? (a) VSIT (b) GJTI (c) TQGR (d) URHS
- 25.If CAT is written as XZG, how is MILK written in the same code? (a) MQNO (b) NROP (c) NJML (d) OSPQ
- 26.If SHIP is written as HSRK, how is DRUM written in the same code? (a) ESVN (b) WIFN (c) VHEM (d) XJGO
- 27.If TREE is written as DDQS, how is DESK written in the same code? (a) CDRJ (b) LTFE (c) KSED (d) JRDC
- 28.If NEST is written as MVHG, how is JUMP written in the same code? (a) PEMJ (b) RGOL (c) KVNQ (d) QFNK
- 29.If MOON is written as OPPN, how is KITE written in the same code? (a) FUJL (b) LJUF (c) ETIK (d) DSHJ
- 30.If BALL is written as YZOO, how is PARK written in the same code? (a) KZIP (b) LAJQ (c) JYHO (d) QBSL
- 31.If MILK is written as KLIM, how is JUMP written in the same code? (a) KVNQ (b) QNVK (c) OLTI (d) PMUJ
- 32.If BALL is written as AZKK, how is BOAT written in the same code? (a) BOAT (b) ANZS (c) ZMYR (d) CPBU
- 33.If BOOK is written as YLLP, how is FROG written in the same code? (a) UILT (b) GSPH (c) THKS (d) VJMU
- 34.If STAR is written as QZSR, how is COLD written in the same code? (a) EMPD (b) BNKC (c) CKNB (d) DLOC
- 35.If JUMP is written as ROWL, how is SHIP written in the same code? (a) NGFQ (b) RKJU (c) UJKR (d) PIHS
- 36.If CAKE is written as FLBD, how is WIND written in the same code? (a) CMHV (b) XJOE (c) DNIW (d) EOJX
- 37.If MILK is written as NROP, how is BALL written in the same code? (a) XYNN (b) YZOO (c) CBMM (d) ZAPP
- 38.If FROG is written as GORF, how is STAR written in the same code? (a) SBUT (b) TUBS (c) RATS (d) QZSR
- 39.If GOLD is written as EMJB, how is HAND written in the same code? (a) EXKA (b) GZMC (c) JCPF (d) FYLB
- 40.If MILK is written as PLON, how is COLD written in the same code? (a) EQNF (b) FROG (c) GSPH (d) ZLIA
Answer key
- JQZO
- LHKJ
- EMPD
- HFM
- DNAH
- MNHK
- RKJU
- ITJG
- CPBU
- EERT
- OJBS
- GIVV
- KVM
- AYR
- URHS
- QZSR
- IURJ
- NEP
- XLOW
- XZG
- MQQD
- TLOW
- XLOW
- URHS
- NROP
- WIFN
- JRDC
- QFNK
- FUJL
- KZIP
- PMUJ
- ANZS
- UILT
- CKNB
- RKJU
- EOJX
- YZOO
- RATS
- FYLB
- FROG
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