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
- 1.104³ =
- 2.980³ =
- 3.1004³ =
- 4.987³ =
- 5.981³ =
- 6.982³ =
- 7.94³ =
- 8.95³ =
- 9.107³ =
- 10.101³ =
- 11.98³ =
- 12.993³ =
- 13.1004³ =
- 14.1016³ =
- 15.94³ =
- 16.1003³ =
- 17.988³ =
- 18.999³ =
- 19.96³ =
- 20.108³ =
- 21.101³ =
- 22.991³ =
- 23.980³ =
- 24.1014³ =
- 25.998³ =
- 26.103³ =
- 27.995³ =
- 28.97³ =
- 29.1003³ =
- 30.1009³ =
- 31.999³ =
- 32.1017³ =
- 33.107³ =
- 34.1008³ =
- 35.105³ =
- 36.998³ =
- 37.101³ =
- 38.105³ =
- 39.93³ =
- 40.94³ =
Answer key
- 1124864
- 941192000
- 1012048064
- 961504803
- 944076141
- 946966168
- 830584
- 857375
- 1225043
- 1030301
- 941192
- 979146657
- 1012048064
- 1048772096
- 830584
- 1009027027
- 964430272
- 997002999
- 884736
- 1259712
- 1030301
- 973242271
- 941192000
- 1042590744
- 994011992
- 1092727
- 985074875
- 912673
- 1009027027
- 1027243729
- 997002999
- 1051871913
- 1225043
- 1024192512
- 1157625
- 994011992
- 1030301
- 1157625
- 804357
- 830584
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