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 =
- 2.999³ =
- 3.986³ =
- 4.109³ =
- 5.98³ =
- 6.991³ =
- 7.997³ =
- 8.996³ =
- 9.97³ =
- 10.102³ =
- 11.1001³ =
- 12.91³ =
- 13.108³ =
- 14.108³ =
- 15.109³ =
- 16.94³ =
- 17.104³ =
- 18.98³ =
- 19.987³ =
- 20.1009³ =
- 21.1008³ =
- 22.986³ =
- 23.1019³ =
- 24.94³ =
- 25.104³ =
- 26.93³ =
- 27.93³ =
- 28.981³ =
- 29.1006³ =
- 30.109³ =
- 31.91³ =
- 32.97³ =
- 33.1003³ =
- 34.994³ =
- 35.1006³ =
- 36.991³ =
- 37.107³ =
- 38.91³ =
- 39.994³ =
- 40.991³ =
Answer key
- 1061208
- 997002999
- 958585256
- 1295029
- 941192
- 973242271
- 991026973
- 988047936
- 912673
- 1061208
- 1003003001
- 753571
- 1259712
- 1259712
- 1295029
- 830584
- 1124864
- 941192
- 961504803
- 1027243729
- 1024192512
- 958585256
- 1058089859
- 830584
- 1124864
- 804357
- 804357
- 944076141
- 1018108216
- 1295029
- 753571
- 912673
- 1009027027
- 982107784
- 1018108216
- 973242271
- 1225043
- 753571
- 982107784
- 973242271
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