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
- 1.1013³ =
- 2.94³ =
- 3.994³ =
- 4.998³ =
- 5.108³ =
- 6.105³ =
- 7.92³ =
- 8.1018³ =
- 9.1011³ =
- 10.993³ =
- 11.986³ =
- 12.984³ =
- 13.991³ =
- 14.983³ =
- 15.1002³ =
- 16.108³ =
- 17.999³ =
- 18.982³ =
- 19.995³ =
- 20.98³ =
- 21.99³ =
- 22.1009³ =
- 23.998³ =
- 24.95³ =
- 25.1019³ =
- 26.103³ =
- 27.97³ =
- 28.97³ =
- 29.990³ =
- 30.98³ =
- 31.98³ =
- 32.94³ =
- 33.1007³ =
- 34.102³ =
- 35.1009³ =
- 36.1002³ =
- 37.1012³ =
- 38.998³ =
- 39.109³ =
- 40.102³ =
Answer key
- 1039509197
- 830584
- 982107784
- 994011992
- 1259712
- 1157625
- 778688
- 1054977832
- 1033364331
- 979146657
- 958585256
- 952763904
- 973242271
- 949862087
- 1006012008
- 1259712
- 997002999
- 946966168
- 985074875
- 941192
- 970299
- 1027243729
- 994011992
- 857375
- 1058089859
- 1092727
- 912673
- 912673
- 970299000
- 941192
- 941192
- 830584
- 1021147343
- 1061208
- 1027243729
- 1006012008
- 1036433728
- 994011992
- 1295029
- 1061208
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