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 =
- 2.990³ =
- 3.1005³ =
- 4.992³ =
- 5.95³ =
- 6.91³ =
- 7.1016³ =
- 8.102³ =
- 9.1015³ =
- 10.96³ =
- 11.96³ =
- 12.95³ =
- 13.1018³ =
- 14.103³ =
- 15.101³ =
- 16.1019³ =
- 17.1006³ =
- 18.1007³ =
- 19.94³ =
- 20.106³ =
- 21.98³ =
- 22.106³ =
- 23.1016³ =
- 24.109³ =
- 25.95³ =
- 26.91³ =
- 27.998³ =
- 28.91³ =
- 29.1004³ =
- 30.991³ =
- 31.992³ =
- 32.104³ =
- 33.106³ =
- 34.94³ =
- 35.985³ =
- 36.99³ =
- 37.1011³ =
- 38.102³ =
- 39.99³ =
- 40.995³ =
Answer key
- 970299
- 970299000
- 1015075125
- 976191488
- 857375
- 753571
- 1048772096
- 1061208
- 1045678375
- 884736
- 884736
- 857375
- 1054977832
- 1092727
- 1030301
- 1058089859
- 1018108216
- 1021147343
- 830584
- 1191016
- 941192
- 1191016
- 1048772096
- 1295029
- 857375
- 753571
- 994011992
- 753571
- 1012048064
- 973242271
- 976191488
- 1124864
- 1191016
- 830584
- 955671625
- 970299
- 1033364331
- 1061208
- 970299
- 985074875
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