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
- 1.991³ =
- 2.987³ =
- 3.92³ =
- 4.1018³ =
- 5.97³ =
- 6.109³ =
- 7.996³ =
- 8.108³ =
- 9.96³ =
- 10.995³ =
- 11.94³ =
- 12.94³ =
- 13.101³ =
- 14.985³ =
- 15.998³ =
- 16.96³ =
- 17.101³ =
- 18.95³ =
- 19.105³ =
- 20.981³ =
- 21.107³ =
- 22.983³ =
- 23.91³ =
- 24.92³ =
- 25.1011³ =
- 26.94³ =
- 27.108³ =
- 28.1011³ =
- 29.102³ =
- 30.98³ =
- 31.980³ =
- 32.97³ =
- 33.984³ =
- 34.98³ =
- 35.1019³ =
- 36.1019³ =
- 37.1004³ =
- 38.105³ =
- 39.98³ =
- 40.106³ =
Answer key
- 973242271
- 961504803
- 778688
- 1054977832
- 912673
- 1295029
- 988047936
- 1259712
- 884736
- 985074875
- 830584
- 830584
- 1030301
- 955671625
- 994011992
- 884736
- 1030301
- 857375
- 1157625
- 944076141
- 1225043
- 949862087
- 753571
- 778688
- 1033364331
- 830584
- 1259712
- 1033364331
- 1061208
- 941192
- 941192000
- 912673
- 952763904
- 941192
- 1058089859
- 1058089859
- 1012048064
- 1157625
- 941192
- 1191016
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