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
- 1.92³ =
- 2.101³ =
- 3.987³ =
- 4.983³ =
- 5.1005³ =
- 6.93³ =
- 7.98³ =
- 8.1007³ =
- 9.997³ =
- 10.981³ =
- 11.997³ =
- 12.98³ =
- 13.105³ =
- 14.103³ =
- 15.97³ =
- 16.102³ =
- 17.1009³ =
- 18.94³ =
- 19.1006³ =
- 20.1010³ =
- 21.997³ =
- 22.994³ =
- 23.95³ =
- 24.980³ =
- 25.94³ =
- 26.101³ =
- 27.103³ =
- 28.98³ =
- 29.96³ =
- 30.93³ =
- 31.103³ =
- 32.104³ =
- 33.91³ =
- 34.1017³ =
- 35.997³ =
- 36.104³ =
- 37.998³ =
- 38.95³ =
- 39.107³ =
- 40.91³ =
Answer key
- 778688
- 1030301
- 961504803
- 949862087
- 1015075125
- 804357
- 941192
- 1021147343
- 991026973
- 944076141
- 991026973
- 941192
- 1157625
- 1092727
- 912673
- 1061208
- 1027243729
- 830584
- 1018108216
- 1030301000
- 991026973
- 982107784
- 857375
- 941192000
- 830584
- 1030301
- 1092727
- 941192
- 884736
- 804357
- 1092727
- 1124864
- 753571
- 1051871913
- 991026973
- 1124864
- 994011992
- 857375
- 1225043
- 753571
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