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
- 1.105³ =
- 2.992³ =
- 3.985³ =
- 4.1013³ =
- 5.102³ =
- 6.105³ =
- 7.1006³ =
- 8.96³ =
- 9.102³ =
- 10.92³ =
- 11.995³ =
- 12.103³ =
- 13.92³ =
- 14.109³ =
- 15.989³ =
- 16.105³ =
- 17.96³ =
- 18.1005³ =
- 19.106³ =
- 20.1015³ =
- 21.985³ =
- 22.96³ =
- 23.997³ =
- 24.999³ =
- 25.109³ =
- 26.1014³ =
- 27.980³ =
- 28.992³ =
- 29.96³ =
- 30.1012³ =
- 31.980³ =
- 32.106³ =
- 33.93³ =
- 34.98³ =
- 35.91³ =
- 36.104³ =
- 37.97³ =
- 38.92³ =
- 39.997³ =
- 40.106³ =
Answer key
- 1157625
- 976191488
- 955671625
- 1039509197
- 1061208
- 1157625
- 1018108216
- 884736
- 1061208
- 778688
- 985074875
- 1092727
- 778688
- 1295029
- 967361669
- 1157625
- 884736
- 1015075125
- 1191016
- 1045678375
- 955671625
- 884736
- 991026973
- 997002999
- 1295029
- 1042590744
- 941192000
- 976191488
- 884736
- 1036433728
- 941192000
- 1191016
- 804357
- 941192
- 753571
- 1124864
- 912673
- 778688
- 991026973
- 1191016
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