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
- 1.988³ =
- 2.108³ =
- 3.988³ =
- 4.986³ =
- 5.991³ =
- 6.108³ =
- 7.108³ =
- 8.109³ =
- 9.99³ =
- 10.1020³ =
- 11.982³ =
- 12.1014³ =
- 13.101³ =
- 14.985³ =
- 15.1002³ =
- 16.1019³ =
- 17.991³ =
- 18.107³ =
- 19.95³ =
- 20.105³ =
- 21.97³ =
- 22.1017³ =
- 23.102³ =
- 24.986³ =
- 25.986³ =
- 26.1018³ =
- 27.981³ =
- 28.996³ =
- 29.981³ =
- 30.98³ =
- 31.94³ =
- 32.1003³ =
- 33.983³ =
- 34.108³ =
- 35.991³ =
- 36.99³ =
- 37.93³ =
- 38.98³ =
- 39.95³ =
- 40.98³ =
Answer key
- 964430272
- 1259712
- 964430272
- 958585256
- 973242271
- 1259712
- 1259712
- 1295029
- 970299
- 1061208000
- 946966168
- 1042590744
- 1030301
- 955671625
- 1006012008
- 1058089859
- 973242271
- 1225043
- 857375
- 1157625
- 912673
- 1051871913
- 1061208
- 958585256
- 958585256
- 1054977832
- 944076141
- 988047936
- 944076141
- 941192
- 830584
- 1009027027
- 949862087
- 1259712
- 973242271
- 970299
- 804357
- 941192
- 857375
- 941192
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