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
- 1.990³ =
- 2.104³ =
- 3.103³ =
- 4.1009³ =
- 5.1001³ =
- 6.1004³ =
- 7.986³ =
- 8.98³ =
- 9.984³ =
- 10.91³ =
- 11.91³ =
- 12.1016³ =
- 13.1017³ =
- 14.1007³ =
- 15.92³ =
- 16.106³ =
- 17.997³ =
- 18.994³ =
- 19.92³ =
- 20.1018³ =
- 21.106³ =
- 22.103³ =
- 23.997³ =
- 24.95³ =
- 25.994³ =
- 26.993³ =
- 27.92³ =
- 28.1013³ =
- 29.92³ =
- 30.109³ =
- 31.985³ =
- 32.109³ =
- 33.97³ =
- 34.91³ =
- 35.102³ =
- 36.996³ =
- 37.97³ =
- 38.107³ =
- 39.104³ =
- 40.1019³ =
Answer key
- 970299000
- 1124864
- 1092727
- 1027243729
- 1003003001
- 1012048064
- 958585256
- 941192
- 952763904
- 753571
- 753571
- 1048772096
- 1051871913
- 1021147343
- 778688
- 1191016
- 991026973
- 982107784
- 778688
- 1054977832
- 1191016
- 1092727
- 991026973
- 857375
- 982107784
- 979146657
- 778688
- 1039509197
- 778688
- 1295029
- 955671625
- 1295029
- 912673
- 753571
- 1061208
- 988047936
- 912673
- 1225043
- 1124864
- 1058089859
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