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
- 1.1018³ =
- 2.92³ =
- 3.105³ =
- 4.1012³ =
- 5.109³ =
- 6.102³ =
- 7.103³ =
- 8.992³ =
- 9.101³ =
- 10.980³ =
- 11.93³ =
- 12.92³ =
- 13.105³ =
- 14.102³ =
- 15.99³ =
- 16.91³ =
- 17.1005³ =
- 18.1018³ =
- 19.93³ =
- 20.102³ =
- 21.102³ =
- 22.107³ =
- 23.99³ =
- 24.94³ =
- 25.988³ =
- 26.92³ =
- 27.995³ =
- 28.101³ =
- 29.103³ =
- 30.107³ =
- 31.98³ =
- 32.1002³ =
- 33.990³ =
- 34.1010³ =
- 35.107³ =
- 36.108³ =
- 37.105³ =
- 38.102³ =
- 39.105³ =
- 40.983³ =
Answer key
- 1054977832
- 778688
- 1157625
- 1036433728
- 1295029
- 1061208
- 1092727
- 976191488
- 1030301
- 941192000
- 804357
- 778688
- 1157625
- 1061208
- 970299
- 753571
- 1015075125
- 1054977832
- 804357
- 1061208
- 1061208
- 1225043
- 970299
- 830584
- 964430272
- 778688
- 985074875
- 1030301
- 1092727
- 1225043
- 941192
- 1006012008
- 970299000
- 1030301000
- 1225043
- 1259712
- 1157625
- 1061208
- 1157625
- 949862087
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