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 FROG is written as DPME, how is MILK written in the same code? (a) KGJI (b) JFIH (c) OKNM (d) LHKJ
- 2.If HAND is written as DNAH, how is GOLD written in the same code? (a) DLOG (b) CKNF (c) EMPH (d) HPME
- 3.If BALL is written as YZOO, how is HAND written in the same code? (a) RYLV (b) TANX (c) IBOE (d) SZMW
- 4.If BOOK is written as ZMMI, how is JUMP written in the same code? (a) ITLO (b) GRJM (c) LWOR (d) HSKN
- 5.If MOON is written as PQQO, how is TREE written in the same code? (a) VTGG (b) GGTV (c) EERT (d) CCPR
- 6.If CAT is written as XZG, how is KITE written in the same code? (a) PRGV (b) LJUF (c) QSHW (d) OQFU
- 7.If LION is written as OPJM, how is PEN written in the same code? (a) NEP (b) QFO (c) MDO (d) OFQ
- 8.If LION is written as ORLM, how is HAND written in the same code? (a) SZMW (b) TANX (c) RYLV (d) IBOE
- 9.If DRUM is written as BPSK, how is NEST written in the same code? (a) MDRS (b) KBPQ (c) PGUV (d) LCQR
- 10.If COLD is written as CKNB, how is FISH written in the same code? (a) HSIF (b) ITJG (c) GRHE (d) EHRG
- 11.If TREE is written as DDQS, how is COLD written in the same code? (a) CKNB (b) BNKC (c) DLOC (d) EMPD
- 12.If JUMP is written as QFNK, how is BALL written in the same code? (a) XYNN (b) YZOO (c) ZAPP (d) CBMM
- 13.If JUMP is written as LWOR, how is CAKE written in the same code? (a) FDNH (b) AYIC (c) ECMG (d) DBLF
- 14.If LION is written as KHNM, how is RAIN written in the same code? (a) PYGL (b) SBJO (c) QZHM (d) RAIN
- 15.If FROG is written as UILT, how is KITE written in the same code? (a) LJUF (b) PRGV (c) OQFU (d) QSHW
- 16.If HAND is written as SZMW, how is MILK written in the same code? (a) NJML (b) NROP (c) MQNO (d) OSPQ
- 17.If KITE is written as ETIK, how is MILK written in the same code? (a) NJML (b) KLIM (c) JKHL (d) LMJN
- 18.If COLD is written as DLOC, how is DOG written in the same code? (a) EPH (b) GOD (c) HPE (d) FNC
- 19.If BOOK is written as YLLP, how is FISH written in the same code? (a) URHS (b) VSIT (c) GJTI (d) TQGR
- 20.If BELL is written as ADKK, how is BOOK written in the same code? (a) ZMMI (b) ANNJ (c) BOOK (d) CPPL
- 21.If BELL is written as NNGD, how is WIND written in the same code? (a) DNIW (b) YKPF (c) BLGU (d) FPKY
- 22.If TREE is written as GGTV, how is PARK written in the same code? (a) MTCR (b) KRAP (c) RCTM (d) IPYN
- 23.If TOYS is written as VQAU, how is PEN written in the same code? (a) SHQ (b) NCL (c) RGP (d) QFO
- 24.If MOON is written as MNNL, how is LION written in the same code? (a) KHNM (b) NOIL (c) OPJM (d) MNHK
- 25.If MOON is written as KMML, how is KITE written in the same code? (a) MKVG (b) HFQB (c) JHSD (d) IGRC
- 26.If BALL is written as NNCD, how is GOLD written in the same code? (a) DLOG (b) IQNF (c) FNQI (d) BJME
- 27.If COLD is written as XLOW, how is PEN written in the same code? (a) JUL (b) LWN (c) KVM (d) QFO
- 28.If TREE is written as USFF, how is NEST written in the same code? (a) UTFO (b) MDRS (c) OFTU (d) PGUV
- 29.If RAIN is written as NIAR, how is HAND written in the same code? (a) IBOE (b) DNAH (c) EOBI (d) CMZG
- 30.If FISH is written as URHS, how is BALL written in the same code? (a) XYNN (b) YZOO (c) CBMM (d) ZAPP
- 31.If SHIP is written as PIHS, how is FISH written in the same code? (a) GJTI (b) GRHE (c) HSIF (d) ITJG
- 32.If FROG is written as HTQI, how is CAKE written in the same code? (a) AYIC (b) DBLF (c) FDNH (d) ECMG
- 33.If DOG is written as WLT, how is GOLD written in the same code? (a) UMPX (b) TLOW (c) HPME (d) SKNV
- 34.If DESK is written as WVHP, how is PARK written in the same code? (a) KZIP (b) JYHO (c) LAJQ (d) QBSL
- 35.If WIND is written as DNIW, how is DRUM written in the same code? (a) ESVN (b) LTQC (c) MURD (d) NVSE
- 36.If TOYS is written as GLBH, how is BOOK written in the same code? (a) ZMMQ (b) XKKO (c) YLLP (d) CPPL
- 37.If DOG is written as IQF, how is MOON written in the same code? (a) PQQO (b) OQQP (c) NOOM (d) LMMK
- 38.If MILK is written as PLON, how is STAR written in the same code? (a) UVCT (b) PQXO (c) WXEV (d) VWDU
- 39.If PEN is written as NEP, how is MILK written in the same code? (a) KLIM (b) NJML (c) JKHL (d) LMJN
- 40.If PEN is written as PGR, how is MOON written in the same code? (a) LMMK (b) NOOM (c) OQQP (d) PQQO
Answer key
- KGJI
- DLOG
- SZMW
- HSKN
- GGTV
- PRGV
- OFQ
- SZMW
- LCQR
- GRHE
- CKNB
- YZOO
- ECMG
- QZHM
- PRGV
- NROP
- KLIM
- GOD
- URHS
- ANNJ
- FPKY
- MTCR
- RGP
- MNHK
- IGRC
- FNQI
- KVM
- OFTU
- DNAH
- YZOO
- HSIF
- ECMG
- TLOW
- KZIP
- MURD
- YLLP
- PQQO
- VWDU
- KLIM
- PQQO
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