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
- 1.1009³ =
- 2.104³ =
- 3.109³ =
- 4.994³ =
- 5.97³ =
- 6.97³ =
- 7.102³ =
- 8.103³ =
- 9.96³ =
- 10.96³ =
- 11.997³ =
- 12.998³ =
- 13.995³ =
- 14.106³ =
- 15.983³ =
- 16.101³ =
- 17.93³ =
- 18.104³ =
- 19.993³ =
- 20.108³ =
- 21.104³ =
- 22.103³ =
- 23.990³ =
- 24.94³ =
- 25.109³ =
- 26.1008³ =
- 27.102³ =
- 28.981³ =
- 29.986³ =
- 30.102³ =
- 31.109³ =
- 32.996³ =
- 33.982³ =
- 34.95³ =
- 35.91³ =
- 36.107³ =
- 37.1020³ =
- 38.988³ =
- 39.996³ =
- 40.1018³ =
Answer key
- 1027243729
- 1124864
- 1295029
- 982107784
- 912673
- 912673
- 1061208
- 1092727
- 884736
- 884736
- 991026973
- 994011992
- 985074875
- 1191016
- 949862087
- 1030301
- 804357
- 1124864
- 979146657
- 1259712
- 1124864
- 1092727
- 970299000
- 830584
- 1295029
- 1024192512
- 1061208
- 944076141
- 958585256
- 1061208
- 1295029
- 988047936
- 946966168
- 857375
- 753571
- 1225043
- 1061208000
- 964430272
- 988047936
- 1054977832
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