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
- 1.1004³ =
- 2.997³ =
- 3.981³ =
- 4.988³ =
- 5.107³ =
- 6.1010³ =
- 7.106³ =
- 8.93³ =
- 9.99³ =
- 10.105³ =
- 11.97³ =
- 12.99³ =
- 13.104³ =
- 14.95³ =
- 15.101³ =
- 16.107³ =
- 17.101³ =
- 18.97³ =
- 19.107³ =
- 20.108³ =
- 21.101³ =
- 22.1019³ =
- 23.105³ =
- 24.103³ =
- 25.981³ =
- 26.101³ =
- 27.105³ =
- 28.995³ =
- 29.991³ =
- 30.94³ =
- 31.93³ =
- 32.93³ =
- 33.91³ =
- 34.987³ =
- 35.105³ =
- 36.91³ =
- 37.998³ =
- 38.991³ =
- 39.1019³ =
- 40.996³ =
Answer key
- 1012048064
- 991026973
- 944076141
- 964430272
- 1225043
- 1030301000
- 1191016
- 804357
- 970299
- 1157625
- 912673
- 970299
- 1124864
- 857375
- 1030301
- 1225043
- 1030301
- 912673
- 1225043
- 1259712
- 1030301
- 1058089859
- 1157625
- 1092727
- 944076141
- 1030301
- 1157625
- 985074875
- 973242271
- 830584
- 804357
- 804357
- 753571
- 961504803
- 1157625
- 753571
- 994011992
- 973242271
- 1058089859
- 988047936
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