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
- 1.1008³ =
- 2.1008³ =
- 3.101³ =
- 4.105³ =
- 5.992³ =
- 6.102³ =
- 7.105³ =
- 8.990³ =
- 9.1002³ =
- 10.102³ =
- 11.97³ =
- 12.93³ =
- 13.1007³ =
- 14.1008³ =
- 15.991³ =
- 16.995³ =
- 17.106³ =
- 18.999³ =
- 19.993³ =
- 20.991³ =
- 21.980³ =
- 22.1005³ =
- 23.1015³ =
- 24.91³ =
- 25.94³ =
- 26.994³ =
- 27.104³ =
- 28.102³ =
- 29.104³ =
- 30.98³ =
- 31.999³ =
- 32.102³ =
- 33.999³ =
- 34.101³ =
- 35.99³ =
- 36.93³ =
- 37.1006³ =
- 38.1014³ =
- 39.102³ =
- 40.104³ =
Answer key
- 1024192512
- 1024192512
- 1030301
- 1157625
- 976191488
- 1061208
- 1157625
- 970299000
- 1006012008
- 1061208
- 912673
- 804357
- 1021147343
- 1024192512
- 973242271
- 985074875
- 1191016
- 997002999
- 979146657
- 973242271
- 941192000
- 1015075125
- 1045678375
- 753571
- 830584
- 982107784
- 1124864
- 1061208
- 1124864
- 941192
- 997002999
- 1061208
- 997002999
- 1030301
- 970299
- 804357
- 1018108216
- 1042590744
- 1061208
- 1124864
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