Cubes Near 100 Worksheet
The trick (Yavadunam): Left part: the number + twice the difference. Middle part: 3 × the difference squared. Right part: the difference cubed. Each right-hand part has as many digits as the base has zeros — carry the extra, borrow if a part is negative.
NameDateTime takenScore ___ / 40
- 1.103³ =
- 2.92³ =
- 3.998³ =
- 4.93³ =
- 5.1018³ =
- 6.104³ =
- 7.1012³ =
- 8.93³ =
- 9.91³ =
- 10.1013³ =
- 11.987³ =
- 12.102³ =
- 13.987³ =
- 14.103³ =
- 15.997³ =
- 16.94³ =
- 17.91³ =
- 18.104³ =
- 19.1003³ =
- 20.990³ =
- 21.104³ =
- 22.92³ =
- 23.101³ =
- 24.985³ =
- 25.97³ =
- 26.1003³ =
- 27.999³ =
- 28.103³ =
- 29.91³ =
- 30.101³ =
- 31.981³ =
- 32.94³ =
- 33.92³ =
- 34.980³ =
- 35.106³ =
- 36.997³ =
- 37.1015³ =
- 38.1011³ =
- 39.97³ =
- 40.108³ =
Answer key
- 1092727
- 778688
- 994011992
- 804357
- 1054977832
- 1124864
- 1036433728
- 804357
- 753571
- 1039509197
- 961504803
- 1061208
- 961504803
- 1092727
- 991026973
- 830584
- 753571
- 1124864
- 1009027027
- 970299000
- 1124864
- 778688
- 1030301
- 955671625
- 912673
- 1009027027
- 997002999
- 1092727
- 753571
- 1030301
- 944076141
- 830584
- 778688
- 941192000
- 1191016
- 991026973
- 1045678375
- 1033364331
- 912673
- 1259712
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