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
- 1.102³ =
- 2.1004³ =
- 3.106³ =
- 4.96³ =
- 5.93³ =
- 6.997³ =
- 7.990³ =
- 8.99³ =
- 9.102³ =
- 10.98³ =
- 11.1019³ =
- 12.985³ =
- 13.98³ =
- 14.103³ =
- 15.99³ =
- 16.93³ =
- 17.1009³ =
- 18.107³ =
- 19.994³ =
- 20.984³ =
- 21.1015³ =
- 22.106³ =
- 23.105³ =
- 24.99³ =
- 25.998³ =
- 26.106³ =
- 27.1019³ =
- 28.996³ =
- 29.99³ =
- 30.983³ =
- 31.999³ =
- 32.994³ =
- 33.97³ =
- 34.104³ =
- 35.109³ =
- 36.94³ =
- 37.91³ =
- 38.95³ =
- 39.102³ =
- 40.1003³ =
Answer key
- 1061208
- 1012048064
- 1191016
- 884736
- 804357
- 991026973
- 970299000
- 970299
- 1061208
- 941192
- 1058089859
- 955671625
- 941192
- 1092727
- 970299
- 804357
- 1027243729
- 1225043
- 982107784
- 952763904
- 1045678375
- 1191016
- 1157625
- 970299
- 994011992
- 1191016
- 1058089859
- 988047936
- 970299
- 949862087
- 997002999
- 982107784
- 912673
- 1124864
- 1295029
- 830584
- 753571
- 857375
- 1061208
- 1009027027
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