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
- 1.91³ =
- 2.94³ =
- 3.108³ =
- 4.92³ =
- 5.999³ =
- 6.98³ =
- 7.92³ =
- 8.1004³ =
- 9.99³ =
- 10.1011³ =
- 11.109³ =
- 12.92³ =
- 13.989³ =
- 14.107³ =
- 15.91³ =
- 16.1013³ =
- 17.107³ =
- 18.98³ =
- 19.98³ =
- 20.101³ =
- 21.1012³ =
- 22.91³ =
- 23.981³ =
- 24.1005³ =
- 25.1001³ =
- 26.105³ =
- 27.106³ =
- 28.99³ =
- 29.104³ =
- 30.104³ =
- 31.96³ =
- 32.1010³ =
- 33.92³ =
- 34.995³ =
- 35.989³ =
- 36.103³ =
- 37.1018³ =
- 38.91³ =
- 39.1012³ =
- 40.985³ =
Answer key
- 753571
- 830584
- 1259712
- 778688
- 997002999
- 941192
- 778688
- 1012048064
- 970299
- 1033364331
- 1295029
- 778688
- 967361669
- 1225043
- 753571
- 1039509197
- 1225043
- 941192
- 941192
- 1030301
- 1036433728
- 753571
- 944076141
- 1015075125
- 1003003001
- 1157625
- 1191016
- 970299
- 1124864
- 1124864
- 884736
- 1030301000
- 778688
- 985074875
- 967361669
- 1092727
- 1054977832
- 753571
- 1036433728
- 955671625
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