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
- 1.91³ =
- 2.99³ =
- 3.108³ =
- 4.1002³ =
- 5.98³ =
- 6.102³ =
- 7.98³ =
- 8.97³ =
- 9.1016³ =
- 10.96³ =
- 11.1013³ =
- 12.98³ =
- 13.101³ =
- 14.105³ =
- 15.105³ =
- 16.93³ =
- 17.990³ =
- 18.91³ =
- 19.983³ =
- 20.107³ =
- 21.986³ =
- 22.106³ =
- 23.98³ =
- 24.99³ =
- 25.99³ =
- 26.97³ =
- 27.995³ =
- 28.1016³ =
- 29.106³ =
- 30.95³ =
- 31.92³ =
- 32.97³ =
- 33.1018³ =
- 34.983³ =
- 35.105³ =
- 36.998³ =
- 37.109³ =
- 38.99³ =
- 39.1007³ =
- 40.98³ =
Answer key
- 753571
- 970299
- 1259712
- 1006012008
- 941192
- 1061208
- 941192
- 912673
- 1048772096
- 884736
- 1039509197
- 941192
- 1030301
- 1157625
- 1157625
- 804357
- 970299000
- 753571
- 949862087
- 1225043
- 958585256
- 1191016
- 941192
- 970299
- 970299
- 912673
- 985074875
- 1048772096
- 1191016
- 857375
- 778688
- 912673
- 1054977832
- 949862087
- 1157625
- 994011992
- 1295029
- 970299
- 1021147343
- 941192
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