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
- 1.94³ =
- 2.95³ =
- 3.981³ =
- 4.986³ =
- 5.993³ =
- 6.97³ =
- 7.1007³ =
- 8.97³ =
- 9.103³ =
- 10.101³ =
- 11.102³ =
- 12.97³ =
- 13.97³ =
- 14.1014³ =
- 15.106³ =
- 16.103³ =
- 17.1017³ =
- 18.92³ =
- 19.94³ =
- 20.91³ =
- 21.1011³ =
- 22.97³ =
- 23.97³ =
- 24.987³ =
- 25.99³ =
- 26.109³ =
- 27.92³ =
- 28.999³ =
- 29.103³ =
- 30.109³ =
- 31.97³ =
- 32.980³ =
- 33.97³ =
- 34.91³ =
- 35.95³ =
- 36.1017³ =
- 37.108³ =
- 38.103³ =
- 39.1019³ =
- 40.998³ =
Answer key
- 830584
- 857375
- 944076141
- 958585256
- 979146657
- 912673
- 1021147343
- 912673
- 1092727
- 1030301
- 1061208
- 912673
- 912673
- 1042590744
- 1191016
- 1092727
- 1051871913
- 778688
- 830584
- 753571
- 1033364331
- 912673
- 912673
- 961504803
- 970299
- 1295029
- 778688
- 997002999
- 1092727
- 1295029
- 912673
- 941192000
- 912673
- 753571
- 857375
- 1051871913
- 1259712
- 1092727
- 1058089859
- 994011992
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