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 =
- 2.1006³ =
- 3.995³ =
- 4.1003³ =
- 5.96³ =
- 6.109³ =
- 7.101³ =
- 8.106³ =
- 9.1020³ =
- 10.103³ =
- 11.992³ =
- 12.999³ =
- 13.103³ =
- 14.104³ =
- 15.984³ =
- 16.1012³ =
- 17.1017³ =
- 18.105³ =
- 19.1013³ =
- 20.98³ =
- 21.996³ =
- 22.1015³ =
- 23.980³ =
- 24.95³ =
- 25.988³ =
- 26.97³ =
- 27.98³ =
- 28.91³ =
- 29.983³ =
- 30.92³ =
- 31.102³ =
- 32.981³ =
- 33.980³ =
- 34.985³ =
- 35.988³ =
- 36.106³ =
- 37.106³ =
- 38.108³ =
- 39.92³ =
- 40.1020³ =
Answer key
- 830584
- 1018108216
- 985074875
- 1009027027
- 884736
- 1295029
- 1030301
- 1191016
- 1061208000
- 1092727
- 976191488
- 997002999
- 1092727
- 1124864
- 952763904
- 1036433728
- 1051871913
- 1157625
- 1039509197
- 941192
- 988047936
- 1045678375
- 941192000
- 857375
- 964430272
- 912673
- 941192
- 753571
- 949862087
- 778688
- 1061208
- 944076141
- 941192000
- 955671625
- 964430272
- 1191016
- 1191016
- 1259712
- 778688
- 1061208000
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