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
- 1.105³ =
- 2.997³ =
- 3.98³ =
- 4.101³ =
- 5.996³ =
- 6.92³ =
- 7.988³ =
- 8.991³ =
- 9.1017³ =
- 10.106³ =
- 11.1009³ =
- 12.108³ =
- 13.98³ =
- 14.999³ =
- 15.106³ =
- 16.1013³ =
- 17.1007³ =
- 18.996³ =
- 19.94³ =
- 20.97³ =
- 21.1012³ =
- 22.96³ =
- 23.101³ =
- 24.99³ =
- 25.1003³ =
- 26.91³ =
- 27.102³ =
- 28.1009³ =
- 29.98³ =
- 30.96³ =
- 31.998³ =
- 32.101³ =
- 33.994³ =
- 34.99³ =
- 35.92³ =
- 36.985³ =
- 37.987³ =
- 38.97³ =
- 39.1009³ =
- 40.1008³ =
Answer key
- 1157625
- 991026973
- 941192
- 1030301
- 988047936
- 778688
- 964430272
- 973242271
- 1051871913
- 1191016
- 1027243729
- 1259712
- 941192
- 997002999
- 1191016
- 1039509197
- 1021147343
- 988047936
- 830584
- 912673
- 1036433728
- 884736
- 1030301
- 970299
- 1009027027
- 753571
- 1061208
- 1027243729
- 941192
- 884736
- 994011992
- 1030301
- 982107784
- 970299
- 778688
- 955671625
- 961504803
- 912673
- 1027243729
- 1024192512
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