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
- 1.94³ =
- 2.107³ =
- 3.99³ =
- 4.99³ =
- 5.1016³ =
- 6.993³ =
- 7.105³ =
- 8.981³ =
- 9.999³ =
- 10.104³ =
- 11.1002³ =
- 12.995³ =
- 13.96³ =
- 14.1003³ =
- 15.107³ =
- 16.101³ =
- 17.999³ =
- 18.1015³ =
- 19.99³ =
- 20.1019³ =
- 21.103³ =
- 22.98³ =
- 23.91³ =
- 24.103³ =
- 25.94³ =
- 26.997³ =
- 27.101³ =
- 28.97³ =
- 29.108³ =
- 30.103³ =
- 31.103³ =
- 32.109³ =
- 33.1010³ =
- 34.99³ =
- 35.101³ =
- 36.98³ =
- 37.1016³ =
- 38.97³ =
- 39.98³ =
- 40.1007³ =
Answer key
- 830584
- 1225043
- 970299
- 970299
- 1048772096
- 979146657
- 1157625
- 944076141
- 997002999
- 1124864
- 1006012008
- 985074875
- 884736
- 1009027027
- 1225043
- 1030301
- 997002999
- 1045678375
- 970299
- 1058089859
- 1092727
- 941192
- 753571
- 1092727
- 830584
- 991026973
- 1030301
- 912673
- 1259712
- 1092727
- 1092727
- 1295029
- 1030301000
- 970299
- 1030301
- 941192
- 1048772096
- 912673
- 941192
- 1021147343
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