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
- 1.105³ =
- 2.1004³ =
- 3.94³ =
- 4.97³ =
- 5.1016³ =
- 6.93³ =
- 7.988³ =
- 8.994³ =
- 9.96³ =
- 10.982³ =
- 11.998³ =
- 12.989³ =
- 13.91³ =
- 14.104³ =
- 15.987³ =
- 16.990³ =
- 17.981³ =
- 18.104³ =
- 19.96³ =
- 20.993³ =
- 21.106³ =
- 22.990³ =
- 23.107³ =
- 24.994³ =
- 25.1006³ =
- 26.102³ =
- 27.95³ =
- 28.101³ =
- 29.985³ =
- 30.91³ =
- 31.1004³ =
- 32.105³ =
- 33.92³ =
- 34.1005³ =
- 35.94³ =
- 36.94³ =
- 37.1017³ =
- 38.1019³ =
- 39.104³ =
- 40.981³ =
Answer key
- 1157625
- 1012048064
- 830584
- 912673
- 1048772096
- 804357
- 964430272
- 982107784
- 884736
- 946966168
- 994011992
- 967361669
- 753571
- 1124864
- 961504803
- 970299000
- 944076141
- 1124864
- 884736
- 979146657
- 1191016
- 970299000
- 1225043
- 982107784
- 1018108216
- 1061208
- 857375
- 1030301
- 955671625
- 753571
- 1012048064
- 1157625
- 778688
- 1015075125
- 830584
- 830584
- 1051871913
- 1058089859
- 1124864
- 944076141
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