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
- 1.91³ =
- 2.91³ =
- 3.104³ =
- 4.99³ =
- 5.102³ =
- 6.96³ =
- 7.1018³ =
- 8.996³ =
- 9.989³ =
- 10.92³ =
- 11.107³ =
- 12.91³ =
- 13.101³ =
- 14.96³ =
- 15.1004³ =
- 16.1003³ =
- 17.91³ =
- 18.102³ =
- 19.1003³ =
- 20.993³ =
- 21.1014³ =
- 22.1010³ =
- 23.108³ =
- 24.998³ =
- 25.1006³ =
- 26.106³ =
- 27.1014³ =
- 28.1012³ =
- 29.999³ =
- 30.107³ =
- 31.105³ =
- 32.101³ =
- 33.94³ =
- 34.97³ =
- 35.97³ =
- 36.108³ =
- 37.104³ =
- 38.991³ =
- 39.96³ =
- 40.93³ =
Answer key
- 753571
- 753571
- 1124864
- 970299
- 1061208
- 884736
- 1054977832
- 988047936
- 967361669
- 778688
- 1225043
- 753571
- 1030301
- 884736
- 1012048064
- 1009027027
- 753571
- 1061208
- 1009027027
- 979146657
- 1042590744
- 1030301000
- 1259712
- 994011992
- 1018108216
- 1191016
- 1042590744
- 1036433728
- 997002999
- 1225043
- 1157625
- 1030301
- 830584
- 912673
- 912673
- 1259712
- 1124864
- 973242271
- 884736
- 804357
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