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
- 1.997³ =
- 2.103³ =
- 3.998³ =
- 4.1004³ =
- 5.982³ =
- 6.1013³ =
- 7.102³ =
- 8.95³ =
- 9.985³ =
- 10.98³ =
- 11.107³ =
- 12.1018³ =
- 13.98³ =
- 14.981³ =
- 15.1013³ =
- 16.94³ =
- 17.990³ =
- 18.103³ =
- 19.98³ =
- 20.998³ =
- 21.1020³ =
- 22.103³ =
- 23.105³ =
- 24.995³ =
- 25.990³ =
- 26.986³ =
- 27.1020³ =
- 28.993³ =
- 29.97³ =
- 30.994³ =
- 31.107³ =
- 32.94³ =
- 33.109³ =
- 34.101³ =
- 35.985³ =
- 36.102³ =
- 37.108³ =
- 38.95³ =
- 39.993³ =
- 40.996³ =
Answer key
- 991026973
- 1092727
- 994011992
- 1012048064
- 946966168
- 1039509197
- 1061208
- 857375
- 955671625
- 941192
- 1225043
- 1054977832
- 941192
- 944076141
- 1039509197
- 830584
- 970299000
- 1092727
- 941192
- 994011992
- 1061208000
- 1092727
- 1157625
- 985074875
- 970299000
- 958585256
- 1061208000
- 979146657
- 912673
- 982107784
- 1225043
- 830584
- 1295029
- 1030301
- 955671625
- 1061208
- 1259712
- 857375
- 979146657
- 988047936
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