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
- 1.993³ =
- 2.99³ =
- 3.1002³ =
- 4.104³ =
- 5.980³ =
- 6.991³ =
- 7.94³ =
- 8.1007³ =
- 9.95³ =
- 10.97³ =
- 11.101³ =
- 12.95³ =
- 13.97³ =
- 14.91³ =
- 15.103³ =
- 16.1006³ =
- 17.101³ =
- 18.1009³ =
- 19.104³ =
- 20.998³ =
- 21.107³ =
- 22.994³ =
- 23.986³ =
- 24.995³ =
- 25.106³ =
- 26.106³ =
- 27.1009³ =
- 28.985³ =
- 29.1007³ =
- 30.1016³ =
- 31.101³ =
- 32.983³ =
- 33.99³ =
- 34.1004³ =
- 35.96³ =
- 36.107³ =
- 37.1001³ =
- 38.1015³ =
- 39.95³ =
- 40.991³ =
Answer key
- 979146657
- 970299
- 1006012008
- 1124864
- 941192000
- 973242271
- 830584
- 1021147343
- 857375
- 912673
- 1030301
- 857375
- 912673
- 753571
- 1092727
- 1018108216
- 1030301
- 1027243729
- 1124864
- 994011992
- 1225043
- 982107784
- 958585256
- 985074875
- 1191016
- 1191016
- 1027243729
- 955671625
- 1021147343
- 1048772096
- 1030301
- 949862087
- 970299
- 1012048064
- 884736
- 1225043
- 1003003001
- 1045678375
- 857375
- 973242271
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