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 KITE written in the same code? (a) NLWH (b) MKVG (c) LJUF (d) IGRC
- 2.If PEN is written as KVM, how is RAIN written in the same code? (a) SBJO (b) IZRM (c) JASN (d) HYQL
- 3.If STAR is written as RATS, how is BALL written in the same code? (a) MMBC (b) LLAB (c) CBMM (d) KKZA
- 4.If RAIN is written as NIAR, how is BOOK written in the same code? (a) LPPC (b) JNNA (c) CPPL (d) KOOB
- 5.If PEN is written as NEP, how is SHIP written in the same code? (a) OHGR (b) PIHS (c) TIJQ (d) QJIT
- 6.If DOG is written as FNC, how is BOAT written in the same code? (a) TAOB (b) ANZS (c) UBPC (d) SZNA
- 7.If BALL is written as EDOO, how is STAR written in the same code? (a) WXEV (b) UVCT (c) VWDU (d) PQXO
- 8.If HAND is written as SZMW, how is JUMP written in the same code? (a) QFNK (b) RGOL (c) PEMJ (d) KVNQ
- 9.If DESK is written as WVHP, how is BALL written in the same code? (a) ZAPP (b) YZOO (c) CBMM (d) XYNN
- 10.If NEST is written as TSEN, how is MOON written in the same code? (a) MNNL (b) OPPN (c) NOOM (d) NPPO
- 11.If LION is written as ORLM, how is CAKE written in the same code? (a) WYOU (b) DBLF (c) XZPV (d) YAQW
- 12.If LION is written as NOIL, how is MOON written in the same code? (a) OPPN (b) NOOM (c) MNNL (d) NPPO
- 13.If SUN is written as VXQ, how is DESK written in the same code? (a) GHVN (b) ABPH (c) HIWO (d) FGUM
- 14.If STAR is written as SBUT, how is CAKE written in the same code? (a) FLBD (b) DBLF (c) EKAC (d) DJZB
- 15.If SUN is written as OVT, how is BOOK written in the same code? (a) KOOB (b) CPPL (c) JNNA (d) LPPC
- 16.If HAND is written as DNAH, how is BOOK written in the same code? (a) KOOB (b) CPPL (c) JNNA (d) LPPC
- 17.If PARK is written as OZQJ, how is BALL written in the same code? (a) ZYJJ (b) CBMM (c) AZKK (d) BALL
- 18.If COLD is written as XLOW, how is FROG written in the same code? (a) THKS (b) GSPH (c) VJMU (d) UILT
- 19.If FISH is written as URHS, how is SUN written in the same code? (a) GEL (b) HFM (c) TVO (d) IGN
- 20.If KITE is written as PRGV, how is FISH written in the same code? (a) GJTI (b) URHS (c) VSIT (d) TQGR
- 21.If DESK is written as EFTL, how is HAND written in the same code? (a) IBOE (b) JCPF (c) EOBI (d) GZMC
- 22.If BOAT is written as DQCV, how is SUN written in the same code? (a) TVO (b) VXQ (c) QSL (d) UWP
- 23.If LAMP is written as KZLO, how is SHIP written in the same code? (a) SHIP (b) QFGN (c) TIJQ (d) RGHO
- 24.If CAT is written as XZG, how is PARK written in the same code? (a) LAJQ (b) KZIP (c) QBSL (d) JYHO
- 25.If CAKE is written as DJZB, how is NEST written in the same code? (a) TSEN (b) UTFO (c) MDRS (d) SRDM
- 26.If DOG is written as CNF, how is BALL written in the same code? (a) ZYJJ (b) AZKK (c) BALL (d) CBMM
- 27.If TOYS is written as GLBH, how is BOAT written in the same code? (a) CPBU (b) ZMAH (c) XKYF (d) YLZG
- 28.If TREE is written as EERT, how is COLD written in the same code? (a) CKNB (b) EMPD (c) DLOC (d) DPME
- 29.If LAMP is written as NCOR, how is BALL written in the same code? (a) DCNN (b) ZYJJ (c) EDOO (d) CBMM
- 30.If CAKE is written as FLBD, how is BELL written in the same code? (a) LLEB (b) KKDA (c) MMFC (d) CFMM
- 31.If HAND is written as DNAH, how is DOG written in the same code? (a) FNC (b) GOD (c) HPE (d) EPH
- 32.If COLD is written as EMPD, how is FISH written in the same code? (a) HSIF (b) GJTI (c) GRHE (d) ITJG
- 33.If KITE is written as ETIK, how is TREE written in the same code? (a) DDQS (b) USFF (c) FFSU (d) EERT
- 34.If KITE is written as PRGV, how is RAIN written in the same code? (a) HYQL (b) IZRM (c) SBJO (d) JASN
- 35.If MILK is written as KGJI, how is MOON written in the same code? (a) LNNM (b) OQQP (c) JLLK (d) KMML
- 36.If LION is written as PQKN, how is PARK written in the same code? (a) RCTM (b) IPYN (c) KRAP (d) MTCR
- 37.If HAND is written as FPCJ, how is TREE written in the same code? (a) VTGG (b) CCPR (c) GGTV (d) EERT
- 38.If BALL is written as LLAB, how is DOG written in the same code? (a) EPH (b) GOD (c) HPE (d) FNC
- 39.If DRUM is written as WIFN, how is MOON written in the same code? (a) NLLM (b) NPPO (c) MKKL (d) OMMN
- 40.If KITE is written as GVKM, how is GOLD written in the same code? (a) IQNF (b) FNQI (c) BJME (d) DLOG
Answer key
- MKVG
- IZRM
- LLAB
- KOOB
- PIHS
- SZNA
- VWDU
- QFNK
- YZOO
- NOOM
- XZPV
- NOOM
- GHVN
- FLBD
- LPPC
- KOOB
- AZKK
- UILT
- HFM
- URHS
- IBOE
- UWP
- RGHO
- KZIP
- SRDM
- AZKK
- YLZG
- DLOC
- DCNN
- MMFC
- GOD
- ITJG
- EERT
- IZRM
- KMML
- MTCR
- GGTV
- GOD
- NLLM
- FNQI
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