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
- 1.996³ =
- 2.105³ =
- 3.1003³ =
- 4.993³ =
- 5.108³ =
- 6.1016³ =
- 7.1012³ =
- 8.992³ =
- 9.109³ =
- 10.97³ =
- 11.982³ =
- 12.95³ =
- 13.92³ =
- 14.1009³ =
- 15.1018³ =
- 16.1009³ =
- 17.990³ =
- 18.1015³ =
- 19.103³ =
- 20.105³ =
- 21.986³ =
- 22.984³ =
- 23.982³ =
- 24.94³ =
- 25.101³ =
- 26.101³ =
- 27.988³ =
- 28.1015³ =
- 29.95³ =
- 30.103³ =
- 31.999³ =
- 32.997³ =
- 33.1018³ =
- 34.990³ =
- 35.1015³ =
- 36.1009³ =
- 37.992³ =
- 38.984³ =
- 39.989³ =
- 40.109³ =
Answer key
- 988047936
- 1157625
- 1009027027
- 979146657
- 1259712
- 1048772096
- 1036433728
- 976191488
- 1295029
- 912673
- 946966168
- 857375
- 778688
- 1027243729
- 1054977832
- 1027243729
- 970299000
- 1045678375
- 1092727
- 1157625
- 958585256
- 952763904
- 946966168
- 830584
- 1030301
- 1030301
- 964430272
- 1045678375
- 857375
- 1092727
- 997002999
- 991026973
- 1054977832
- 970299000
- 1045678375
- 1027243729
- 976191488
- 952763904
- 967361669
- 1295029
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