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
- 1.995³ =
- 2.94³ =
- 3.1014³ =
- 4.97³ =
- 5.105³ =
- 6.1017³ =
- 7.1002³ =
- 8.95³ =
- 9.108³ =
- 10.96³ =
- 11.1017³ =
- 12.983³ =
- 13.1004³ =
- 14.91³ =
- 15.97³ =
- 16.105³ =
- 17.981³ =
- 18.1015³ =
- 19.106³ =
- 20.99³ =
- 21.105³ =
- 22.1014³ =
- 23.103³ =
- 24.982³ =
- 25.983³ =
- 26.92³ =
- 27.980³ =
- 28.105³ =
- 29.109³ =
- 30.102³ =
- 31.999³ =
- 32.103³ =
- 33.996³ =
- 34.107³ =
- 35.93³ =
- 36.1009³ =
- 37.984³ =
- 38.1018³ =
- 39.983³ =
- 40.982³ =
Answer key
- 985074875
- 830584
- 1042590744
- 912673
- 1157625
- 1051871913
- 1006012008
- 857375
- 1259712
- 884736
- 1051871913
- 949862087
- 1012048064
- 753571
- 912673
- 1157625
- 944076141
- 1045678375
- 1191016
- 970299
- 1157625
- 1042590744
- 1092727
- 946966168
- 949862087
- 778688
- 941192000
- 1157625
- 1295029
- 1061208
- 997002999
- 1092727
- 988047936
- 1225043
- 804357
- 1027243729
- 952763904
- 1054977832
- 949862087
- 946966168
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