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 =
- 2.1007³ =
- 3.1012³ =
- 4.93³ =
- 5.987³ =
- 6.94³ =
- 7.99³ =
- 8.1008³ =
- 9.105³ =
- 10.1014³ =
- 11.108³ =
- 12.1004³ =
- 13.94³ =
- 14.101³ =
- 15.982³ =
- 16.98³ =
- 17.95³ =
- 18.105³ =
- 19.96³ =
- 20.99³ =
- 21.994³ =
- 22.99³ =
- 23.980³ =
- 24.104³ =
- 25.99³ =
- 26.986³ =
- 27.97³ =
- 28.1013³ =
- 29.1014³ =
- 30.95³ =
- 31.94³ =
- 32.97³ =
- 33.1005³ =
- 34.999³ =
- 35.999³ =
- 36.1013³ =
- 37.99³ =
- 38.94³ =
- 39.1005³ =
- 40.1011³ =
Answer key
- 991026973
- 1021147343
- 1036433728
- 804357
- 961504803
- 830584
- 970299
- 1024192512
- 1157625
- 1042590744
- 1259712
- 1012048064
- 830584
- 1030301
- 946966168
- 941192
- 857375
- 1157625
- 884736
- 970299
- 982107784
- 970299
- 941192000
- 1124864
- 970299
- 958585256
- 912673
- 1039509197
- 1042590744
- 857375
- 830584
- 912673
- 1015075125
- 997002999
- 997002999
- 1039509197
- 970299
- 830584
- 1015075125
- 1033364331
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