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
- 1.99³ =
- 2.1011³ =
- 3.109³ =
- 4.1017³ =
- 5.109³ =
- 6.1013³ =
- 7.1004³ =
- 8.94³ =
- 9.101³ =
- 10.105³ =
- 11.101³ =
- 12.999³ =
- 13.1005³ =
- 14.103³ =
- 15.985³ =
- 16.94³ =
- 17.998³ =
- 18.1001³ =
- 19.998³ =
- 20.994³ =
- 21.981³ =
- 22.989³ =
- 23.993³ =
- 24.91³ =
- 25.91³ =
- 26.105³ =
- 27.109³ =
- 28.1003³ =
- 29.91³ =
- 30.994³ =
- 31.107³ =
- 32.92³ =
- 33.1002³ =
- 34.104³ =
- 35.97³ =
- 36.93³ =
- 37.991³ =
- 38.103³ =
- 39.97³ =
- 40.107³ =
Answer key
- 970299
- 1033364331
- 1295029
- 1051871913
- 1295029
- 1039509197
- 1012048064
- 830584
- 1030301
- 1157625
- 1030301
- 997002999
- 1015075125
- 1092727
- 955671625
- 830584
- 994011992
- 1003003001
- 994011992
- 982107784
- 944076141
- 967361669
- 979146657
- 753571
- 753571
- 1157625
- 1295029
- 1009027027
- 753571
- 982107784
- 1225043
- 778688
- 1006012008
- 1124864
- 912673
- 804357
- 973242271
- 1092727
- 912673
- 1225043
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