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
- 1.1009³ =
- 2.91³ =
- 3.98³ =
- 4.1010³ =
- 5.103³ =
- 6.106³ =
- 7.1008³ =
- 8.1011³ =
- 9.94³ =
- 10.109³ =
- 11.1003³ =
- 12.1006³ =
- 13.109³ =
- 14.98³ =
- 15.91³ =
- 16.1004³ =
- 17.103³ =
- 18.93³ =
- 19.987³ =
- 20.106³ =
- 21.98³ =
- 22.1019³ =
- 23.982³ =
- 24.96³ =
- 25.99³ =
- 26.995³ =
- 27.980³ =
- 28.1014³ =
- 29.106³ =
- 30.996³ =
- 31.980³ =
- 32.97³ =
- 33.104³ =
- 34.97³ =
- 35.101³ =
- 36.101³ =
- 37.1010³ =
- 38.94³ =
- 39.992³ =
- 40.92³ =
Answer key
- 1027243729
- 753571
- 941192
- 1030301000
- 1092727
- 1191016
- 1024192512
- 1033364331
- 830584
- 1295029
- 1009027027
- 1018108216
- 1295029
- 941192
- 753571
- 1012048064
- 1092727
- 804357
- 961504803
- 1191016
- 941192
- 1058089859
- 946966168
- 884736
- 970299
- 985074875
- 941192000
- 1042590744
- 1191016
- 988047936
- 941192000
- 912673
- 1124864
- 912673
- 1030301
- 1030301
- 1030301000
- 830584
- 976191488
- 778688
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