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
- 1.102³ =
- 2.91³ =
- 3.98³ =
- 4.982³ =
- 5.983³ =
- 6.91³ =
- 7.108³ =
- 8.102³ =
- 9.1003³ =
- 10.984³ =
- 11.102³ =
- 12.1013³ =
- 13.999³ =
- 14.1019³ =
- 15.96³ =
- 16.102³ =
- 17.990³ =
- 18.1004³ =
- 19.1016³ =
- 20.1006³ =
- 21.97³ =
- 22.990³ =
- 23.983³ =
- 24.105³ =
- 25.101³ =
- 26.980³ =
- 27.108³ =
- 28.91³ =
- 29.96³ =
- 30.1007³ =
- 31.91³ =
- 32.1002³ =
- 33.1020³ =
- 34.980³ =
- 35.995³ =
- 36.94³ =
- 37.987³ =
- 38.98³ =
- 39.94³ =
- 40.94³ =
Answer key
- 1061208
- 753571
- 941192
- 946966168
- 949862087
- 753571
- 1259712
- 1061208
- 1009027027
- 952763904
- 1061208
- 1039509197
- 997002999
- 1058089859
- 884736
- 1061208
- 970299000
- 1012048064
- 1048772096
- 1018108216
- 912673
- 970299000
- 949862087
- 1157625
- 1030301
- 941192000
- 1259712
- 753571
- 884736
- 1021147343
- 753571
- 1006012008
- 1061208000
- 941192000
- 985074875
- 830584
- 961504803
- 941192
- 830584
- 830584
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