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
- 1.97³ =
- 2.1003³ =
- 3.1005³ =
- 4.1007³ =
- 5.982³ =
- 6.990³ =
- 7.98³ =
- 8.101³ =
- 9.95³ =
- 10.1013³ =
- 11.105³ =
- 12.108³ =
- 13.103³ =
- 14.103³ =
- 15.102³ =
- 16.102³ =
- 17.992³ =
- 18.106³ =
- 19.106³ =
- 20.109³ =
- 21.980³ =
- 22.104³ =
- 23.986³ =
- 24.998³ =
- 25.984³ =
- 26.109³ =
- 27.983³ =
- 28.98³ =
- 29.1016³ =
- 30.983³ =
- 31.99³ =
- 32.997³ =
- 33.91³ =
- 34.96³ =
- 35.95³ =
- 36.1004³ =
- 37.995³ =
- 38.990³ =
- 39.1007³ =
- 40.1017³ =
Answer key
- 912673
- 1009027027
- 1015075125
- 1021147343
- 946966168
- 970299000
- 941192
- 1030301
- 857375
- 1039509197
- 1157625
- 1259712
- 1092727
- 1092727
- 1061208
- 1061208
- 976191488
- 1191016
- 1191016
- 1295029
- 941192000
- 1124864
- 958585256
- 994011992
- 952763904
- 1295029
- 949862087
- 941192
- 1048772096
- 949862087
- 970299
- 991026973
- 753571
- 884736
- 857375
- 1012048064
- 985074875
- 970299000
- 1021147343
- 1051871913
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