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 =
- 2.984³ =
- 3.1004³ =
- 4.99³ =
- 5.997³ =
- 6.999³ =
- 7.988³ =
- 8.105³ =
- 9.93³ =
- 10.108³ =
- 11.104³ =
- 12.91³ =
- 13.984³ =
- 14.103³ =
- 15.98³ =
- 16.982³ =
- 17.101³ =
- 18.996³ =
- 19.99³ =
- 20.1009³ =
- 21.107³ =
- 22.990³ =
- 23.1014³ =
- 24.102³ =
- 25.94³ =
- 26.99³ =
- 27.105³ =
- 28.985³ =
- 29.93³ =
- 30.103³ =
- 31.93³ =
- 32.91³ =
- 33.999³ =
- 34.97³ =
- 35.94³ =
- 36.104³ =
- 37.999³ =
- 38.993³ =
- 39.101³ =
- 40.1015³ =
Answer key
- 778688
- 952763904
- 1012048064
- 970299
- 991026973
- 997002999
- 964430272
- 1157625
- 804357
- 1259712
- 1124864
- 753571
- 952763904
- 1092727
- 941192
- 946966168
- 1030301
- 988047936
- 970299
- 1027243729
- 1225043
- 970299000
- 1042590744
- 1061208
- 830584
- 970299
- 1157625
- 955671625
- 804357
- 1092727
- 804357
- 753571
- 997002999
- 912673
- 830584
- 1124864
- 997002999
- 979146657
- 1030301
- 1045678375
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