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
- 1.97³ =
- 2.106³ =
- 3.990³ =
- 4.992³ =
- 5.102³ =
- 6.1019³ =
- 7.1009³ =
- 8.1013³ =
- 9.1016³ =
- 10.1020³ =
- 11.102³ =
- 12.1005³ =
- 13.92³ =
- 14.108³ =
- 15.96³ =
- 16.1003³ =
- 17.103³ =
- 18.993³ =
- 19.1010³ =
- 20.109³ =
- 21.1013³ =
- 22.107³ =
- 23.108³ =
- 24.94³ =
- 25.998³ =
- 26.105³ =
- 27.97³ =
- 28.985³ =
- 29.106³ =
- 30.104³ =
- 31.990³ =
- 32.104³ =
- 33.995³ =
- 34.91³ =
- 35.99³ =
- 36.95³ =
- 37.101³ =
- 38.102³ =
- 39.94³ =
- 40.95³ =
Answer key
- 912673
- 1191016
- 970299000
- 976191488
- 1061208
- 1058089859
- 1027243729
- 1039509197
- 1048772096
- 1061208000
- 1061208
- 1015075125
- 778688
- 1259712
- 884736
- 1009027027
- 1092727
- 979146657
- 1030301000
- 1295029
- 1039509197
- 1225043
- 1259712
- 830584
- 994011992
- 1157625
- 912673
- 955671625
- 1191016
- 1124864
- 970299000
- 1124864
- 985074875
- 753571
- 970299
- 857375
- 1030301
- 1061208
- 830584
- 857375
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