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 =
- 2.101³ =
- 3.994³ =
- 4.989³ =
- 5.101³ =
- 6.99³ =
- 7.109³ =
- 8.997³ =
- 9.997³ =
- 10.997³ =
- 11.1015³ =
- 12.103³ =
- 13.97³ =
- 14.986³ =
- 15.95³ =
- 16.980³ =
- 17.93³ =
- 18.96³ =
- 19.1014³ =
- 20.95³ =
- 21.987³ =
- 22.995³ =
- 23.93³ =
- 24.99³ =
- 25.98³ =
- 26.1018³ =
- 27.99³ =
- 28.980³ =
- 29.99³ =
- 30.992³ =
- 31.1007³ =
- 32.105³ =
- 33.91³ =
- 34.982³ =
- 35.999³ =
- 36.99³ =
- 37.1005³ =
- 38.999³ =
- 39.107³ =
- 40.982³ =
Answer key
- 753571
- 1030301
- 982107784
- 967361669
- 1030301
- 970299
- 1295029
- 991026973
- 991026973
- 991026973
- 1045678375
- 1092727
- 912673
- 958585256
- 857375
- 941192000
- 804357
- 884736
- 1042590744
- 857375
- 961504803
- 985074875
- 804357
- 970299
- 941192
- 1054977832
- 970299
- 941192000
- 970299
- 976191488
- 1021147343
- 1157625
- 753571
- 946966168
- 997002999
- 970299
- 1015075125
- 997002999
- 1225043
- 946966168
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