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 DOG is written as CNF, how is BALL written in the same code? (a) BALL (b) AZKK (c) ZYJJ (d) CBMM
- 2.If DESK is written as WVHP, how is HAND written in the same code? (a) IBOE (b) TANX (c) RYLV (d) SZMW
- 3.If TREE is written as GGTV, how is GOLD written in the same code? (a) BJME (b) IQNF (c) FNQI (d) DLOG
- 4.If DOG is written as GOD, how is FISH written in the same code? (a) GJTI (b) ITJG (c) GRHE (d) HSIF
- 5.If FROG is written as GORF, how is PEN written in the same code? (a) NEP (b) OFQ (c) MDO (d) QFO
- 6.If KITE is written as PRGV, how is FISH written in the same code? (a) TQGR (b) GJTI (c) VSIT (d) URHS
- 7.If PARK is written as KRAP, how is KITE written in the same code? (a) LJUF (b) FUJL (c) ETIK (d) DSHJ
- 8.If FISH is written as JUKH, how is STAR written in the same code? (a) PYRQ (b) UVCT (c) TCVU (d) RATS
- 9.If JUMP is written as PMUJ, how is MILK written in the same code? (a) LMJN (b) JKHL (c) KLIM (d) NJML
- 10.If DRUM is written as BPSK, how is BALL written in the same code? (a) ZYJJ (b) YXII (c) AZKK (d) DCNN
- 11.If CAKE is written as DBLF, how is PARK written in the same code? (a) QBSL (b) OZQJ (c) RCTM (d) LSBQ
- 12.If COLD is written as EMPD, how is WIND written in the same code? (a) EOJX (b) CMHV (c) DNIW (d) XJOE
- 13.If SUN is written as NUS, how is PARK written in the same code? (a) KRAP (b) JQZO (c) LSBQ (d) QBSL
- 14.If BALL is written as CBMM, how is LAMP written in the same code? (a) NCOR (b) QNBM (c) MBNQ (d) KZLO
- 15.If DESK is written as BCQI, how is MOON written in the same code? (a) LNNM (b) OQQP (c) JLLK (d) KMML
- 16.If PEN is written as KVM, how is STAR written in the same code? (a) IHAJ (b) TUBS (c) HGZI (d) GFYH
- 17.If GOLD is written as DLOG, how is CAKE written in the same code? (a) DBLF (b) EKAC (c) DJZB (d) FLBD
- 18.If CAKE is written as XZPV, how is KITE written in the same code? (a) LJUF (b) OQFU (c) QSHW (d) PRGV
- 19.If SUN is written as HFM, how is NEST written in the same code? (a) LUGF (b) OFTU (c) MVHG (d) NWIH
- 20.If LION is written as OPJM, how is BELL written in the same code? (a) KKDA (b) LLEB (c) MMFC (d) CFMM
- 21.If SUN is written as NUS, how is FISH written in the same code? (a) ITJG (b) GJTI (c) HSIF (d) GRHE
- 22.If DOG is written as GOD, how is BALL written in the same code? (a) MMBC (b) LLAB (c) KKZA (d) CBMM
- 23.If PARK is written as JQZO, how is LAMP written in the same code? (a) PMAL (b) QNBM (c) OLZK (d) KZLO
- 24.If TOYS is written as RMWQ, how is DESK written in the same code? (a) BCQI (b) ABPH (c) CDRJ (d) FGUM
- 25.If STAR is written as QZSR, how is PEN written in the same code? (a) MDO (b) OFQ (c) ODM (d) NEP
- 26.If WIND is written as XJOE, how is SUN written in the same code? (a) TVO (b) RTM (c) UWP (d) OVT
- 27.If MILK is written as KGJI, how is NEST written in the same code? (a) LCQR (b) KBPQ (c) PGUV (d) MDRS
- 28.If MILK is written as KLIM, how is SUN written in the same code? (a) TVO (b) NUS (c) OVT (d) MTR
- 29.If RAIN is written as UDLQ, how is NEST written in the same code? (a) KBPQ (b) PGUV (c) RIWX (d) QHVW
- 30.If BOAT is written as YLZG, how is WIND written in the same code? (a) XJOE (b) CQLV (c) DRMW (d) ESNX
- 31.If PARK is written as LSBQ, how is DESK written in the same code? (a) KSED (b) JRDC (c) EFTL (d) LTFE
- 32.If PARK is written as KRAP, how is PEN written in the same code? (a) NEP (b) QFO (c) OFQ (d) MDO
- 33.If LION is written as NOIL, how is PEN written in the same code? (a) MDO (b) OFQ (c) NEP (d) QFO
- 34.If CAT is written as XZG, how is MILK written in the same code? (a) NJML (b) NROP (c) MQNO (d) OSPQ
- 35.If DRUM is written as NVSE, how is SHIP written in the same code? (a) QJIT (b) TIJQ (c) OHGR (d) PIHS
- 36.If CAT is written as XZG, how is SHIP written in the same code? (a) ITSL (b) GRQJ (c) HSRK (d) TIJQ
- 37.If LAMP is written as MBNQ, how is FROG written in the same code? (a) GSPH (b) HTQI (c) HPSG (d) EQNF
- 38.If BALL is written as LLAB, how is FISH written in the same code? (a) GJTI (b) HSIF (c) GRHE (d) ITJG
- 39.If LAMP is written as PMAL, how is DRUM written in the same code? (a) LTQC (b) ESVN (c) MURD (d) NVSE
- 40.If TOYS is written as VQAU, how is GOLD written in the same code? (a) HPME (b) JROG (c) IQNF (d) EMJB
Answer key
- AZKK
- SZMW
- FNQI
- HSIF
- NEP
- URHS
- ETIK
- TCVU
- KLIM
- ZYJJ
- QBSL
- EOJX
- KRAP
- MBNQ
- KMML
- HGZI
- EKAC
- PRGV
- MVHG
- MMFC
- HSIF
- LLAB
- OLZK
- BCQI
- MDO
- TVO
- LCQR
- NUS
- QHVW
- DRMW
- LTFE
- NEP
- NEP
- NROP
- QJIT
- HSRK
- GSPH
- HSIF
- MURD
- IQNF
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