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
- 1.1019³ =
- 2.103³ =
- 3.109³ =
- 4.95³ =
- 5.1017³ =
- 6.982³ =
- 7.95³ =
- 8.980³ =
- 9.1015³ =
- 10.993³ =
- 11.1007³ =
- 12.1015³ =
- 13.1016³ =
- 14.991³ =
- 15.99³ =
- 16.998³ =
- 17.989³ =
- 18.109³ =
- 19.97³ =
- 20.993³ =
- 21.92³ =
- 22.999³ =
- 23.105³ =
- 24.996³ =
- 25.108³ =
- 26.96³ =
- 27.1012³ =
- 28.109³ =
- 29.1013³ =
- 30.99³ =
- 31.1001³ =
- 32.98³ =
- 33.999³ =
- 34.93³ =
- 35.988³ =
- 36.104³ =
- 37.93³ =
- 38.97³ =
- 39.996³ =
- 40.97³ =
Answer key
- 1058089859
- 1092727
- 1295029
- 857375
- 1051871913
- 946966168
- 857375
- 941192000
- 1045678375
- 979146657
- 1021147343
- 1045678375
- 1048772096
- 973242271
- 970299
- 994011992
- 967361669
- 1295029
- 912673
- 979146657
- 778688
- 997002999
- 1157625
- 988047936
- 1259712
- 884736
- 1036433728
- 1295029
- 1039509197
- 970299
- 1003003001
- 941192
- 997002999
- 804357
- 964430272
- 1124864
- 804357
- 912673
- 988047936
- 912673
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