Cubes of 2 Digit Numbers Worksheet
The trick (Anurupyena): Top row: a³, a²b, ab², b³ (each term is the one before × b ÷ a). Under the two middle terms write double of them, and add: a³ | 3a²b | 3ab² | b³. Combine from the right with carries.
NameDateTime takenScore ___ / 40
- 1.31³ =
- 2.66³ =
- 3.49³ =
- 4.27³ =
- 5.81³ =
- 6.14³ =
- 7.89³ =
- 8.18³ =
- 9.96³ =
- 10.98³ =
- 11.45³ =
- 12.14³ =
- 13.71³ =
- 14.12³ =
- 15.64³ =
- 16.81³ =
- 17.96³ =
- 18.64³ =
- 19.62³ =
- 20.34³ =
- 21.98³ =
- 22.51³ =
- 23.68³ =
- 24.45³ =
- 25.96³ =
- 26.63³ =
- 27.29³ =
- 28.27³ =
- 29.44³ =
- 30.59³ =
- 31.38³ =
- 32.66³ =
- 33.96³ =
- 34.64³ =
- 35.27³ =
- 36.28³ =
- 37.42³ =
- 38.17³ =
- 39.81³ =
- 40.81³ =
Answer key
- 29791
- 287496
- 117649
- 19683
- 531441
- 2744
- 704969
- 5832
- 884736
- 941192
- 91125
- 2744
- 357911
- 1728
- 262144
- 531441
- 884736
- 262144
- 238328
- 39304
- 941192
- 132651
- 314432
- 91125
- 884736
- 250047
- 24389
- 19683
- 85184
- 205379
- 54872
- 287496
- 884736
- 262144
- 19683
- 21952
- 74088
- 4913
- 531441
- 531441
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