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
- 1.980³ =
- 2.93³ =
- 3.999³ =
- 4.986³ =
- 5.1007³ =
- 6.999³ =
- 7.1005³ =
- 8.93³ =
- 9.101³ =
- 10.101³ =
- 11.1002³ =
- 12.1009³ =
- 13.993³ =
- 14.980³ =
- 15.104³ =
- 16.97³ =
- 17.997³ =
- 18.988³ =
- 19.999³ =
- 20.1017³ =
- 21.1011³ =
- 22.998³ =
- 23.107³ =
- 24.1003³ =
- 25.1013³ =
- 26.1012³ =
- 27.93³ =
- 28.1012³ =
- 29.995³ =
- 30.97³ =
- 31.997³ =
- 32.102³ =
- 33.109³ =
- 34.98³ =
- 35.94³ =
- 36.93³ =
- 37.91³ =
- 38.109³ =
- 39.1004³ =
- 40.998³ =
Answer key
- 941192000
- 804357
- 997002999
- 958585256
- 1021147343
- 997002999
- 1015075125
- 804357
- 1030301
- 1030301
- 1006012008
- 1027243729
- 979146657
- 941192000
- 1124864
- 912673
- 991026973
- 964430272
- 997002999
- 1051871913
- 1033364331
- 994011992
- 1225043
- 1009027027
- 1039509197
- 1036433728
- 804357
- 1036433728
- 985074875
- 912673
- 991026973
- 1061208
- 1295029
- 941192
- 830584
- 804357
- 753571
- 1295029
- 1012048064
- 994011992
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