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 DGNN, how is COLD written in the same code? (a) AMJB (b) EQNF (c) FROG (d) DPME
- 2.If WIND is written as CMHV, how is KITE written in the same code? (a) JHSD (b) DSHJ (c) ETIK (d) FUJL
- 3.If DRUM is written as MURD, how is JUMP written in the same code? (a) PMUJ (b) KVNQ (c) OLTI (d) QNVK
- 4.If BOAT is written as TAOB, how is KITE written in the same code? (a) FUJL (b) LJUF (c) DSHJ (d) ETIK
- 5.If TREE is written as VTGG, how is BALL written in the same code? (a) ZYJJ (b) DCNN (c) CBMM (d) EDOO
- 6.If COLD is written as XLOW, how is DESK written in the same code? (a) WVHP (b) VUGO (c) XWIQ (d) EFTL
- 7.If BELL is written as MMFC, how is RAIN written in the same code? (a) NIAR (b) OJBS (c) MHZQ (d) SBJO
- 8.If MILK is written as NROP, how is BOAT written in the same code? (a) YLZG (b) CPBU (c) ZMAH (d) XKYF
- 9.If DOG is written as GOD, how is COLD written in the same code? (a) DLOC (b) CKNB (c) DPME (d) EMPD
- 10.If TOYS is written as TZPU, how is MILK written in the same code? (a) NJML (b) KLIM (c) LMJN (d) JKHL
- 11.If PARK is written as KRAP, how is SUN written in the same code? (a) NUS (b) OVT (c) TVO (d) MTR
- 12.If DESK is written as WVHP, how is HAND written in the same code? (a) SZMW (b) TANX (c) RYLV (d) IBOE
- 13.If MOON is written as NLLM, how is WIND written in the same code? (a) ESNX (b) XJOE (c) CQLV (d) DRMW
- 14.If BELL is written as LLEB, how is DOG written in the same code? (a) GOD (b) FNC (c) EPH (d) HPE
- 15.If MILK is written as KLIM, how is SUN written in the same code? (a) TVO (b) OVT (c) MTR (d) NUS
- 16.If CAKE is written as EKAC, how is WIND written in the same code? (a) CMHV (b) DNIW (c) XJOE (d) EOJX
- 17.If SUN is written as UWP, how is PARK written in the same code? (a) QBSL (b) RCTM (c) NYPI (d) SDUN
- 18.If TREE is written as GIVV, how is TOYS written in the same code? (a) UPZT (b) FKAG (c) GLBH (d) HMCI
- 19.If DESK is written as WVHP, how is BOOK written in the same code? (a) XKKO (b) CPPL (c) YLLP (d) ZMMQ
- 20.If RAIN is written as SBJO, how is KITE written in the same code? (a) LJUF (b) FUJL (c) MKVG (d) JHSD
- 21.If KITE is written as DSHJ, how is NEST written in the same code? (a) MDRS (b) SRDM (c) UTFO (d) TSEN
- 22.If BOOK is written as ANNJ, how is SUN written in the same code? (a) TVO (b) SUN (c) QSL (d) RTM
- 23.If SUN is written as VXQ, how is MILK written in the same code? (a) PLON (b) JFIH (c) OKNM (d) QMPO
- 24.If KITE is written as PRGV, how is FISH written in the same code? (a) URHS (b) VSIT (c) TQGR (d) GJTI
- 25.If HAND is written as SZMW, how is FROG written in the same code? (a) VJMU (b) UILT (c) GSPH (d) THKS
- 26.If MILK is written as NROP, how is SUN written in the same code? (a) IGN (b) HFM (c) GEL (d) TVO
- 27.If LION is written as PQKN, how is MILK written in the same code? (a) KLIM (b) OKNM (c) IJGK (d) MNKO
- 28.If DOG is written as CNF, how is STAR written in the same code? (a) QRYP (b) TUBS (c) STAR (d) RSZQ
- 29.If LION is written as OLRQ, how is DRUM written in the same code? (a) HVYQ (b) GUXP (c) AORJ (d) FTWO
- 30.If DRUM is written as OWTF, how is MILK written in the same code? (a) MNKO (b) IJGK (c) KLIM (d) OKNM
- 31.If LAMP is written as PMAL, how is TREE written in the same code? (a) DDQS (b) EERT (c) USFF (d) FFSU
- 32.If PARK is written as KZIP, how is KITE written in the same code? (a) PRGV (b) QSHW (c) OQFU (d) LJUF
- 33.If DOG is written as WLT, how is TOYS written in the same code? (a) UPZT (b) HMCI (c) FKAG (d) GLBH
- 34.If STAR is written as HGZI, how is COLD written in the same code? (a) XLOW (b) DPME (c) YMPX (d) WKNV
- 35.If DESK is written as CDRJ, how is DRUM written in the same code? (a) CQTL (b) ESVN (c) DRUM (d) BPSK
- 36.If MOON is written as NLLM, how is COLD written in the same code? (a) XLOW (b) DPME (c) YMPX (d) WKNV
- 37.If RAIN is written as OJBS, how is COLD written in the same code? (a) EMPD (b) DLOC (c) DPME (d) CKNB
- 38.If MOON is written as OPPN, how is WIND written in the same code? (a) CMHV (b) DNIW (c) XJOE (d) EOJX
- 39.If RAIN is written as PYGL, how is GOLD written in the same code? (a) FNKC (b) IQNF (c) EMJB (d) DLIA
- 40.If PEN is written as KVM, how is MILK written in the same code? (a) MQNO (b) NJML (c) OSPQ (d) NROP
Answer key
- EQNF
- DSHJ
- PMUJ
- ETIK
- DCNN
- WVHP
- OJBS
- YLZG
- DLOC
- LMJN
- NUS
- SZMW
- DRMW
- GOD
- NUS
- DNIW
- RCTM
- GLBH
- YLLP
- LJUF
- SRDM
- RTM
- PLON
- URHS
- UILT
- HFM
- MNKO
- RSZQ
- GUXP
- MNKO
- EERT
- PRGV
- GLBH
- XLOW
- CQTL
- XLOW
- EMPD
- EOJX
- EMJB
- NROP
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