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
- 1.104³ =
- 2.1003³ =
- 3.996³ =
- 4.1004³ =
- 5.93³ =
- 6.95³ =
- 7.107³ =
- 8.987³ =
- 9.101³ =
- 10.1017³ =
- 11.94³ =
- 12.94³ =
- 13.1013³ =
- 14.1012³ =
- 15.984³ =
- 16.980³ =
- 17.109³ =
- 18.92³ =
- 19.91³ =
- 20.1001³ =
- 21.91³ =
- 22.93³ =
- 23.103³ =
- 24.91³ =
- 25.995³ =
- 26.99³ =
- 27.91³ =
- 28.995³ =
- 29.999³ =
- 30.99³ =
- 31.97³ =
- 32.987³ =
- 33.986³ =
- 34.980³ =
- 35.988³ =
- 36.1018³ =
- 37.105³ =
- 38.109³ =
- 39.95³ =
- 40.103³ =
Answer key
- 1124864
- 1009027027
- 988047936
- 1012048064
- 804357
- 857375
- 1225043
- 961504803
- 1030301
- 1051871913
- 830584
- 830584
- 1039509197
- 1036433728
- 952763904
- 941192000
- 1295029
- 778688
- 753571
- 1003003001
- 753571
- 804357
- 1092727
- 753571
- 985074875
- 970299
- 753571
- 985074875
- 997002999
- 970299
- 912673
- 961504803
- 958585256
- 941192000
- 964430272
- 1054977832
- 1157625
- 1295029
- 857375
- 1092727
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