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
- 1.1018³ =
- 2.980³ =
- 3.1002³ =
- 4.981³ =
- 5.986³ =
- 6.106³ =
- 7.1014³ =
- 8.98³ =
- 9.98³ =
- 10.1002³ =
- 11.102³ =
- 12.1012³ =
- 13.106³ =
- 14.97³ =
- 15.105³ =
- 16.981³ =
- 17.103³ =
- 18.983³ =
- 19.995³ =
- 20.99³ =
- 21.98³ =
- 22.91³ =
- 23.994³ =
- 24.996³ =
- 25.986³ =
- 26.103³ =
- 27.97³ =
- 28.107³ =
- 29.1014³ =
- 30.102³ =
- 31.1002³ =
- 32.1016³ =
- 33.1020³ =
- 34.1018³ =
- 35.103³ =
- 36.99³ =
- 37.1016³ =
- 38.993³ =
- 39.1003³ =
- 40.1006³ =
Answer key
- 1054977832
- 941192000
- 1006012008
- 944076141
- 958585256
- 1191016
- 1042590744
- 941192
- 941192
- 1006012008
- 1061208
- 1036433728
- 1191016
- 912673
- 1157625
- 944076141
- 1092727
- 949862087
- 985074875
- 970299
- 941192
- 753571
- 982107784
- 988047936
- 958585256
- 1092727
- 912673
- 1225043
- 1042590744
- 1061208
- 1006012008
- 1048772096
- 1061208000
- 1054977832
- 1092727
- 970299
- 1048772096
- 979146657
- 1009027027
- 1018108216
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