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
- 1.1003³ =
- 2.103³ =
- 3.108³ =
- 4.98³ =
- 5.1011³ =
- 6.91³ =
- 7.109³ =
- 8.1019³ =
- 9.983³ =
- 10.107³ =
- 11.999³ =
- 12.1006³ =
- 13.103³ =
- 14.985³ =
- 15.1002³ =
- 16.987³ =
- 17.1001³ =
- 18.97³ =
- 19.991³ =
- 20.998³ =
- 21.996³ =
- 22.1012³ =
- 23.1017³ =
- 24.99³ =
- 25.103³ =
- 26.105³ =
- 27.95³ =
- 28.95³ =
- 29.1019³ =
- 30.97³ =
- 31.1012³ =
- 32.93³ =
- 33.95³ =
- 34.91³ =
- 35.93³ =
- 36.108³ =
- 37.92³ =
- 38.106³ =
- 39.993³ =
- 40.92³ =
Answer key
- 1009027027
- 1092727
- 1259712
- 941192
- 1033364331
- 753571
- 1295029
- 1058089859
- 949862087
- 1225043
- 997002999
- 1018108216
- 1092727
- 955671625
- 1006012008
- 961504803
- 1003003001
- 912673
- 973242271
- 994011992
- 988047936
- 1036433728
- 1051871913
- 970299
- 1092727
- 1157625
- 857375
- 857375
- 1058089859
- 912673
- 1036433728
- 804357
- 857375
- 753571
- 804357
- 1259712
- 778688
- 1191016
- 979146657
- 778688
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