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
- 1.982³ =
- 2.1015³ =
- 3.96³ =
- 4.102³ =
- 5.1010³ =
- 6.104³ =
- 7.98³ =
- 8.92³ =
- 9.981³ =
- 10.1019³ =
- 11.1003³ =
- 12.1008³ =
- 13.99³ =
- 14.982³ =
- 15.986³ =
- 16.96³ =
- 17.102³ =
- 18.92³ =
- 19.93³ =
- 20.991³ =
- 21.102³ =
- 22.1014³ =
- 23.99³ =
- 24.1016³ =
- 25.992³ =
- 26.1007³ =
- 27.97³ =
- 28.996³ =
- 29.987³ =
- 30.105³ =
- 31.997³ =
- 32.103³ =
- 33.1002³ =
- 34.94³ =
- 35.99³ =
- 36.95³ =
- 37.92³ =
- 38.998³ =
- 39.98³ =
- 40.1013³ =
Answer key
- 946966168
- 1045678375
- 884736
- 1061208
- 1030301000
- 1124864
- 941192
- 778688
- 944076141
- 1058089859
- 1009027027
- 1024192512
- 970299
- 946966168
- 958585256
- 884736
- 1061208
- 778688
- 804357
- 973242271
- 1061208
- 1042590744
- 970299
- 1048772096
- 976191488
- 1021147343
- 912673
- 988047936
- 961504803
- 1157625
- 991026973
- 1092727
- 1006012008
- 830584
- 970299
- 857375
- 778688
- 994011992
- 941192
- 1039509197
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