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
- 1.1008³ =
- 2.982³ =
- 3.1018³ =
- 4.94³ =
- 5.999³ =
- 6.992³ =
- 7.990³ =
- 8.1017³ =
- 9.98³ =
- 10.995³ =
- 11.93³ =
- 12.1012³ =
- 13.1015³ =
- 14.1004³ =
- 15.97³ =
- 16.1019³ =
- 17.102³ =
- 18.1008³ =
- 19.94³ =
- 20.95³ =
- 21.94³ =
- 22.92³ =
- 23.993³ =
- 24.987³ =
- 25.92³ =
- 26.998³ =
- 27.93³ =
- 28.97³ =
- 29.998³ =
- 30.1018³ =
- 31.999³ =
- 32.102³ =
- 33.103³ =
- 34.998³ =
- 35.985³ =
- 36.988³ =
- 37.95³ =
- 38.983³ =
- 39.996³ =
- 40.99³ =
Answer key
- 1024192512
- 946966168
- 1054977832
- 830584
- 997002999
- 976191488
- 970299000
- 1051871913
- 941192
- 985074875
- 804357
- 1036433728
- 1045678375
- 1012048064
- 912673
- 1058089859
- 1061208
- 1024192512
- 830584
- 857375
- 830584
- 778688
- 979146657
- 961504803
- 778688
- 994011992
- 804357
- 912673
- 994011992
- 1054977832
- 997002999
- 1061208
- 1092727
- 994011992
- 955671625
- 964430272
- 857375
- 949862087
- 988047936
- 970299
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