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
- 1.1014³ =
- 2.999³ =
- 3.1005³ =
- 4.993³ =
- 5.1002³ =
- 6.105³ =
- 7.1017³ =
- 8.996³ =
- 9.1020³ =
- 10.1015³ =
- 11.98³ =
- 12.101³ =
- 13.1014³ =
- 14.91³ =
- 15.105³ =
- 16.108³ =
- 17.108³ =
- 18.98³ =
- 19.97³ =
- 20.106³ =
- 21.101³ =
- 22.990³ =
- 23.94³ =
- 24.108³ =
- 25.97³ =
- 26.103³ =
- 27.96³ =
- 28.987³ =
- 29.103³ =
- 30.99³ =
- 31.105³ =
- 32.93³ =
- 33.103³ =
- 34.108³ =
- 35.109³ =
- 36.994³ =
- 37.991³ =
- 38.1007³ =
- 39.102³ =
- 40.1017³ =
Answer key
- 1042590744
- 997002999
- 1015075125
- 979146657
- 1006012008
- 1157625
- 1051871913
- 988047936
- 1061208000
- 1045678375
- 941192
- 1030301
- 1042590744
- 753571
- 1157625
- 1259712
- 1259712
- 941192
- 912673
- 1191016
- 1030301
- 970299000
- 830584
- 1259712
- 912673
- 1092727
- 884736
- 961504803
- 1092727
- 970299
- 1157625
- 804357
- 1092727
- 1259712
- 1295029
- 982107784
- 973242271
- 1021147343
- 1061208
- 1051871913
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