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
- 1.999³ =
- 2.102³ =
- 3.1006³ =
- 4.993³ =
- 5.93³ =
- 6.987³ =
- 7.96³ =
- 8.109³ =
- 9.94³ =
- 10.995³ =
- 11.980³ =
- 12.982³ =
- 13.107³ =
- 14.98³ =
- 15.97³ =
- 16.96³ =
- 17.1003³ =
- 18.98³ =
- 19.1003³ =
- 20.109³ =
- 21.99³ =
- 22.1009³ =
- 23.105³ =
- 24.104³ =
- 25.91³ =
- 26.92³ =
- 27.109³ =
- 28.109³ =
- 29.990³ =
- 30.95³ =
- 31.980³ =
- 32.102³ =
- 33.95³ =
- 34.99³ =
- 35.983³ =
- 36.1009³ =
- 37.1015³ =
- 38.97³ =
- 39.1006³ =
- 40.1008³ =
Answer key
- 997002999
- 1061208
- 1018108216
- 979146657
- 804357
- 961504803
- 884736
- 1295029
- 830584
- 985074875
- 941192000
- 946966168
- 1225043
- 941192
- 912673
- 884736
- 1009027027
- 941192
- 1009027027
- 1295029
- 970299
- 1027243729
- 1157625
- 1124864
- 753571
- 778688
- 1295029
- 1295029
- 970299000
- 857375
- 941192000
- 1061208
- 857375
- 970299
- 949862087
- 1027243729
- 1045678375
- 912673
- 1018108216
- 1024192512
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