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
- 1.35³ =
- 2.83³ =
- 3.65³ =
- 4.66³ =
- 5.52³ =
- 6.73³ =
- 7.16³ =
- 8.92³ =
- 9.64³ =
- 10.27³ =
- 11.59³ =
- 12.72³ =
- 13.97³ =
- 14.21³ =
- 15.13³ =
- 16.59³ =
- 17.61³ =
- 18.54³ =
- 19.91³ =
- 20.61³ =
- 21.45³ =
- 22.21³ =
- 23.31³ =
- 24.83³ =
- 25.68³ =
- 26.35³ =
- 27.22³ =
- 28.48³ =
- 29.76³ =
- 30.19³ =
- 31.94³ =
- 32.51³ =
- 33.33³ =
- 34.18³ =
- 35.43³ =
- 36.33³ =
- 37.85³ =
- 38.91³ =
- 39.68³ =
- 40.14³ =
Answer key
- 42875
- 571787
- 274625
- 287496
- 140608
- 389017
- 4096
- 778688
- 262144
- 19683
- 205379
- 373248
- 912673
- 9261
- 2197
- 205379
- 226981
- 157464
- 753571
- 226981
- 91125
- 9261
- 29791
- 571787
- 314432
- 42875
- 10648
- 110592
- 438976
- 6859
- 830584
- 132651
- 35937
- 5832
- 79507
- 35937
- 614125
- 753571
- 314432
- 2744
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