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
- 1.1018³ =
- 2.991³ =
- 3.982³ =
- 4.95³ =
- 5.92³ =
- 6.103³ =
- 7.93³ =
- 8.994³ =
- 9.982³ =
- 10.1015³ =
- 11.986³ =
- 12.92³ =
- 13.1005³ =
- 14.1016³ =
- 15.1018³ =
- 16.92³ =
- 17.92³ =
- 18.108³ =
- 19.109³ =
- 20.996³ =
- 21.97³ =
- 22.107³ =
- 23.106³ =
- 24.108³ =
- 25.99³ =
- 26.92³ =
- 27.97³ =
- 28.101³ =
- 29.981³ =
- 30.102³ =
- 31.982³ =
- 32.102³ =
- 33.1014³ =
- 34.96³ =
- 35.91³ =
- 36.1009³ =
- 37.104³ =
- 38.92³ =
- 39.1016³ =
- 40.1010³ =
Answer key
- 1054977832
- 973242271
- 946966168
- 857375
- 778688
- 1092727
- 804357
- 982107784
- 946966168
- 1045678375
- 958585256
- 778688
- 1015075125
- 1048772096
- 1054977832
- 778688
- 778688
- 1259712
- 1295029
- 988047936
- 912673
- 1225043
- 1191016
- 1259712
- 970299
- 778688
- 912673
- 1030301
- 944076141
- 1061208
- 946966168
- 1061208
- 1042590744
- 884736
- 753571
- 1027243729
- 1124864
- 778688
- 1048772096
- 1030301000
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