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
- 1.1012³ =
- 2.91³ =
- 3.1014³ =
- 4.96³ =
- 5.1002³ =
- 6.94³ =
- 7.105³ =
- 8.108³ =
- 9.106³ =
- 10.1003³ =
- 11.999³ =
- 12.997³ =
- 13.105³ =
- 14.102³ =
- 15.107³ =
- 16.1018³ =
- 17.980³ =
- 18.988³ =
- 19.980³ =
- 20.97³ =
- 21.107³ =
- 22.997³ =
- 23.989³ =
- 24.989³ =
- 25.106³ =
- 26.1015³ =
- 27.99³ =
- 28.996³ =
- 29.998³ =
- 30.102³ =
- 31.99³ =
- 32.103³ =
- 33.996³ =
- 34.91³ =
- 35.105³ =
- 36.990³ =
- 37.107³ =
- 38.105³ =
- 39.95³ =
- 40.994³ =
Answer key
- 1036433728
- 753571
- 1042590744
- 884736
- 1006012008
- 830584
- 1157625
- 1259712
- 1191016
- 1009027027
- 997002999
- 991026973
- 1157625
- 1061208
- 1225043
- 1054977832
- 941192000
- 964430272
- 941192000
- 912673
- 1225043
- 991026973
- 967361669
- 967361669
- 1191016
- 1045678375
- 970299
- 988047936
- 994011992
- 1061208
- 970299
- 1092727
- 988047936
- 753571
- 1157625
- 970299000
- 1225043
- 1157625
- 857375
- 982107784
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