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
- 1.980³ =
- 2.97³ =
- 3.91³ =
- 4.92³ =
- 5.94³ =
- 6.106³ =
- 7.108³ =
- 8.992³ =
- 9.986³ =
- 10.994³ =
- 11.99³ =
- 12.989³ =
- 13.1002³ =
- 14.1005³ =
- 15.91³ =
- 16.99³ =
- 17.104³ =
- 18.999³ =
- 19.108³ =
- 20.987³ =
- 21.92³ =
- 22.105³ =
- 23.97³ =
- 24.101³ =
- 25.101³ =
- 26.1018³ =
- 27.98³ =
- 28.105³ =
- 29.97³ =
- 30.104³ =
- 31.99³ =
- 32.996³ =
- 33.102³ =
- 34.109³ =
- 35.987³ =
- 36.109³ =
- 37.97³ =
- 38.109³ =
- 39.102³ =
- 40.984³ =
Answer key
- 941192000
- 912673
- 753571
- 778688
- 830584
- 1191016
- 1259712
- 976191488
- 958585256
- 982107784
- 970299
- 967361669
- 1006012008
- 1015075125
- 753571
- 970299
- 1124864
- 997002999
- 1259712
- 961504803
- 778688
- 1157625
- 912673
- 1030301
- 1030301
- 1054977832
- 941192
- 1157625
- 912673
- 1124864
- 970299
- 988047936
- 1061208
- 1295029
- 961504803
- 1295029
- 912673
- 1295029
- 1061208
- 952763904
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