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
- 1.1009³ =
- 2.104³ =
- 3.109³ =
- 4.989³ =
- 5.97³ =
- 6.96³ =
- 7.1007³ =
- 8.96³ =
- 9.92³ =
- 10.94³ =
- 11.1013³ =
- 12.999³ =
- 13.103³ =
- 14.1018³ =
- 15.985³ =
- 16.1002³ =
- 17.1003³ =
- 18.101³ =
- 19.980³ =
- 20.93³ =
- 21.99³ =
- 22.1001³ =
- 23.99³ =
- 24.993³ =
- 25.1007³ =
- 26.998³ =
- 27.103³ =
- 28.1005³ =
- 29.998³ =
- 30.1012³ =
- 31.101³ =
- 32.1009³ =
- 33.1015³ =
- 34.102³ =
- 35.1011³ =
- 36.1009³ =
- 37.982³ =
- 38.107³ =
- 39.1001³ =
- 40.99³ =
Answer key
- 1027243729
- 1124864
- 1295029
- 967361669
- 912673
- 884736
- 1021147343
- 884736
- 778688
- 830584
- 1039509197
- 997002999
- 1092727
- 1054977832
- 955671625
- 1006012008
- 1009027027
- 1030301
- 941192000
- 804357
- 970299
- 1003003001
- 970299
- 979146657
- 1021147343
- 994011992
- 1092727
- 1015075125
- 994011992
- 1036433728
- 1030301
- 1027243729
- 1045678375
- 1061208
- 1033364331
- 1027243729
- 946966168
- 1225043
- 1003003001
- 970299
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