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
- 1.987³ =
- 2.109³ =
- 3.982³ =
- 4.105³ =
- 5.996³ =
- 6.981³ =
- 7.981³ =
- 8.1012³ =
- 9.988³ =
- 10.93³ =
- 11.98³ =
- 12.1017³ =
- 13.95³ =
- 14.99³ =
- 15.97³ =
- 16.996³ =
- 17.94³ =
- 18.98³ =
- 19.106³ =
- 20.1001³ =
- 21.980³ =
- 22.101³ =
- 23.101³ =
- 24.1010³ =
- 25.980³ =
- 26.989³ =
- 27.1005³ =
- 28.988³ =
- 29.92³ =
- 30.96³ =
- 31.95³ =
- 32.985³ =
- 33.94³ =
- 34.108³ =
- 35.1017³ =
- 36.105³ =
- 37.98³ =
- 38.1001³ =
- 39.1002³ =
- 40.107³ =
Answer key
- 961504803
- 1295029
- 946966168
- 1157625
- 988047936
- 944076141
- 944076141
- 1036433728
- 964430272
- 804357
- 941192
- 1051871913
- 857375
- 970299
- 912673
- 988047936
- 830584
- 941192
- 1191016
- 1003003001
- 941192000
- 1030301
- 1030301
- 1030301000
- 941192000
- 967361669
- 1015075125
- 964430272
- 778688
- 884736
- 857375
- 955671625
- 830584
- 1259712
- 1051871913
- 1157625
- 941192
- 1003003001
- 1006012008
- 1225043
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