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
- 1.98³ =
- 2.996³ =
- 3.95³ =
- 4.105³ =
- 5.102³ =
- 6.985³ =
- 7.108³ =
- 8.98³ =
- 9.993³ =
- 10.1004³ =
- 11.1002³ =
- 12.97³ =
- 13.988³ =
- 14.104³ =
- 15.985³ =
- 16.999³ =
- 17.98³ =
- 18.98³ =
- 19.99³ =
- 20.104³ =
- 21.105³ =
- 22.1009³ =
- 23.97³ =
- 24.1011³ =
- 25.1005³ =
- 26.106³ =
- 27.104³ =
- 28.103³ =
- 29.108³ =
- 30.983³ =
- 31.1010³ =
- 32.103³ =
- 33.103³ =
- 34.109³ =
- 35.102³ =
- 36.1008³ =
- 37.95³ =
- 38.1007³ =
- 39.980³ =
- 40.1013³ =
Answer key
- 941192
- 988047936
- 857375
- 1157625
- 1061208
- 955671625
- 1259712
- 941192
- 979146657
- 1012048064
- 1006012008
- 912673
- 964430272
- 1124864
- 955671625
- 997002999
- 941192
- 941192
- 970299
- 1124864
- 1157625
- 1027243729
- 912673
- 1033364331
- 1015075125
- 1191016
- 1124864
- 1092727
- 1259712
- 949862087
- 1030301000
- 1092727
- 1092727
- 1295029
- 1061208
- 1024192512
- 857375
- 1021147343
- 941192000
- 1039509197
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