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
- 1.980³ =
- 2.92³ =
- 3.1013³ =
- 4.94³ =
- 5.981³ =
- 6.94³ =
- 7.983³ =
- 8.101³ =
- 9.102³ =
- 10.99³ =
- 11.982³ =
- 12.98³ =
- 13.104³ =
- 14.1012³ =
- 15.1007³ =
- 16.101³ =
- 17.96³ =
- 18.1003³ =
- 19.1017³ =
- 20.101³ =
- 21.1018³ =
- 22.97³ =
- 23.98³ =
- 24.103³ =
- 25.1007³ =
- 26.109³ =
- 27.992³ =
- 28.984³ =
- 29.991³ =
- 30.91³ =
- 31.103³ =
- 32.983³ =
- 33.95³ =
- 34.94³ =
- 35.1012³ =
- 36.93³ =
- 37.92³ =
- 38.103³ =
- 39.102³ =
- 40.93³ =
Answer key
- 941192000
- 778688
- 1039509197
- 830584
- 944076141
- 830584
- 949862087
- 1030301
- 1061208
- 970299
- 946966168
- 941192
- 1124864
- 1036433728
- 1021147343
- 1030301
- 884736
- 1009027027
- 1051871913
- 1030301
- 1054977832
- 912673
- 941192
- 1092727
- 1021147343
- 1295029
- 976191488
- 952763904
- 973242271
- 753571
- 1092727
- 949862087
- 857375
- 830584
- 1036433728
- 804357
- 778688
- 1092727
- 1061208
- 804357
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