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
- 1.1007³ =
- 2.1018³ =
- 3.94³ =
- 4.983³ =
- 5.106³ =
- 6.91³ =
- 7.998³ =
- 8.97³ =
- 9.105³ =
- 10.95³ =
- 11.97³ =
- 12.995³ =
- 13.994³ =
- 14.1003³ =
- 15.98³ =
- 16.98³ =
- 17.108³ =
- 18.987³ =
- 19.991³ =
- 20.986³ =
- 21.1003³ =
- 22.92³ =
- 23.998³ =
- 24.998³ =
- 25.108³ =
- 26.102³ =
- 27.98³ =
- 28.101³ =
- 29.99³ =
- 30.1005³ =
- 31.1008³ =
- 32.107³ =
- 33.97³ =
- 34.102³ =
- 35.1009³ =
- 36.1012³ =
- 37.1005³ =
- 38.1015³ =
- 39.98³ =
- 40.101³ =
Answer key
- 1021147343
- 1054977832
- 830584
- 949862087
- 1191016
- 753571
- 994011992
- 912673
- 1157625
- 857375
- 912673
- 985074875
- 982107784
- 1009027027
- 941192
- 941192
- 1259712
- 961504803
- 973242271
- 958585256
- 1009027027
- 778688
- 994011992
- 994011992
- 1259712
- 1061208
- 941192
- 1030301
- 970299
- 1015075125
- 1024192512
- 1225043
- 912673
- 1061208
- 1027243729
- 1036433728
- 1015075125
- 1045678375
- 941192
- 1030301
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