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 WIND is written as UGLB, how is RAIN written in the same code? (a) TCKP (b) OXFK (c) QZHM (d) PYGL
- 2.If TREE is written as RPCC, how is CAT written in the same code? (a) AYR (b) ZXQ (c) ECV (d) BZS
- 3.If WIND is written as DNIW, how is CAKE written in the same code? (a) DJZB (b) FLBD (c) EKAC (d) DBLF
- 4.If MOON is written as NLLM, how is GOLD written in the same code? (a) UMPX (b) SKNV (c) TLOW (d) HPME
- 5.If FISH is written as URHS, how is LION written in the same code? (a) PSMN (b) ORLM (c) NQKL (d) MJPO
- 6.If RAIN is written as PYGL, how is MOON written in the same code? (a) LNNM (b) OQQP (c) JLLK (d) KMML
- 7.If DOG is written as HPE, how is SUN written in the same code? (a) OVT (b) TVO (c) NUS (d) MTR
- 8.If PEN is written as MDO, how is RAIN written in the same code? (a) NIAR (b) QZHM (c) MHZQ (d) OJBS
- 9.If MOON is written as NOOM, how is NEST written in the same code? (a) UTFO (b) OFTU (c) SRDM (d) TSEN
- 10.If WIND is written as XJOE, how is BOOK written in the same code? (a) DQQM (b) LPPC (c) ANNJ (d) CPPL
- 11.If COLD is written as DLOC, how is DESK written in the same code? (a) JRDC (b) EFTL (c) KSED (d) LTFE
- 12.If MILK is written as NROP, how is LAMP written in the same code? (a) MBNQ (b) OZNK (c) NYMJ (d) PAOL
- 13.If STAR is written as VWDU, how is DESK written in the same code? (a) HIWO (b) GHVN (c) ABPH (d) FGUM
- 14.If JUMP is written as QFNK, how is PARK written in the same code? (a) LAJQ (b) JYHO (c) KZIP (d) QBSL
- 15.If NEST is written as PGUV, how is JUMP written in the same code? (a) HSKN (b) LWOR (c) MXPS (d) KVNQ
- 16.If PARK is written as KRAP, how is FISH written in the same code? (a) GJTI (b) ITJG (c) GRHE (d) HSIF
- 17.If MILK is written as LMJN, how is FROG written in the same code? (a) FNQE (b) GORF (c) GSPH (d) HPSG
- 18.If PEN is written as SHQ, how is BALL written in the same code? (a) FEPP (b) YXII (c) EDOO (d) DCNN
- 19.If DESK is written as CDRJ, how is STAR written in the same code? (a) TUBS (b) STAR (c) RSZQ (d) QRYP
- 20.If PARK is written as QBSL, how is JUMP written in the same code? (a) ITLO (b) QNVK (c) KVNQ (d) LWOR
- 21.If CAKE is written as XZPV, how is BOOK written in the same code? (a) YLLP (b) CPPL (c) XKKO (d) ZMMQ
- 22.If GOLD is written as DLOG, how is BALL written in the same code? (a) LLAB (b) KKZA (c) CBMM (d) MMBC
- 23.If RAIN is written as NIAR, how is WIND written in the same code? (a) CMHV (b) DNIW (c) XJOE (d) EOJX
- 24.If DOG is written as FQI, how is CAKE written in the same code? (a) DBLF (b) FDNH (c) AYIC (d) ECMG
- 25.If HAND is written as GZMC, how is CAT written in the same code? (a) CAT (b) BZS (c) DBU (d) AYR
- 26.If STAR is written as UVCT, how is TOYS written in the same code? (a) WRBV (b) VQAU (c) RMWQ (d) UPZT
- 27.If FROG is written as GORF, how is LAMP written in the same code? (a) QNBM (b) OLZK (c) PMAL (d) MBNQ
- 28.If RAIN is written as NIAR, how is KITE written in the same code? (a) LJUF (b) DSHJ (c) FUJL (d) ETIK
- 29.If JUMP is written as QNVK, how is FROG written in the same code? (a) FNQE (b) GSPH (c) GORF (d) HPSG
- 30.If RAIN is written as OJBS, how is BALL written in the same code? (a) MMBC (b) CBMM (c) KKZA (d) LLAB
- 31.If WIND is written as VHMC, how is BELL written in the same code? (a) CFMM (b) ADKK (c) BELL (d) ZCJJ
- 32.If FISH is written as HSIF, how is GOLD written in the same code? (a) CKNF (b) DLOG (c) EMPH (d) HPME
- 33.If HAND is written as IBOE, how is BOAT written in the same code? (a) ANZS (b) DQCV (c) UBPC (d) CPBU
- 34.If SUN is written as RTM, how is BELL written in the same code? (a) ZCJJ (b) BELL (c) ADKK (d) CFMM
- 35.If JUMP is written as QNVK, how is SUN written in the same code? (a) MTR (b) OVT (c) TVO (d) NUS
- 36.If PARK is written as KRAP, how is NEST written in the same code? (a) UTFO (b) OFTU (c) TSEN (d) SRDM
- 37.If KITE is written as ETIK, how is TREE written in the same code? (a) USFF (b) FFSU (c) DDQS (d) EERT
- 38.If CAT is written as XZG, how is CAKE written in the same code? (a) DBLF (b) XZPV (c) YAQW (d) WYOU
- 39.If SHIP is written as HSRK, how is FROG written in the same code? (a) GSPH (b) THKS (c) UILT (d) VJMU
- 40.If SHIP is written as TIJQ, how is MILK written in the same code? (a) LHKJ (b) OKNM (c) NJML (d) LMJN
Answer key
- PYGL
- AYR
- EKAC
- TLOW
- ORLM
- KMML
- OVT
- MHZQ
- TSEN
- CPPL
- KSED
- OZNK
- GHVN
- KZIP
- LWOR
- HSIF
- HPSG
- EDOO
- RSZQ
- KVNQ
- YLLP
- LLAB
- DNIW
- ECMG
- BZS
- VQAU
- PMAL
- ETIK
- HPSG
- MMBC
- ADKK
- DLOG
- CPBU
- ADKK
- OVT
- TSEN
- EERT
- XZPV
- UILT
- NJML
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