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
- 1.997³ =
- 2.103³ =
- 3.94³ =
- 4.1015³ =
- 5.107³ =
- 6.989³ =
- 7.994³ =
- 8.990³ =
- 9.93³ =
- 10.985³ =
- 11.91³ =
- 12.97³ =
- 13.1005³ =
- 14.107³ =
- 15.988³ =
- 16.104³ =
- 17.103³ =
- 18.986³ =
- 19.989³ =
- 20.997³ =
- 21.1019³ =
- 22.990³ =
- 23.94³ =
- 24.95³ =
- 25.1005³ =
- 26.1006³ =
- 27.92³ =
- 28.1008³ =
- 29.990³ =
- 30.104³ =
- 31.1005³ =
- 32.102³ =
- 33.987³ =
- 34.97³ =
- 35.1004³ =
- 36.91³ =
- 37.1004³ =
- 38.985³ =
- 39.92³ =
- 40.98³ =
Answer key
- 991026973
- 1092727
- 830584
- 1045678375
- 1225043
- 967361669
- 982107784
- 970299000
- 804357
- 955671625
- 753571
- 912673
- 1015075125
- 1225043
- 964430272
- 1124864
- 1092727
- 958585256
- 967361669
- 991026973
- 1058089859
- 970299000
- 830584
- 857375
- 1015075125
- 1018108216
- 778688
- 1024192512
- 970299000
- 1124864
- 1015075125
- 1061208
- 961504803
- 912673
- 1012048064
- 753571
- 1012048064
- 955671625
- 778688
- 941192
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