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
- 1.989³ =
- 2.106³ =
- 3.95³ =
- 4.92³ =
- 5.107³ =
- 6.92³ =
- 7.983³ =
- 8.106³ =
- 9.105³ =
- 10.102³ =
- 11.989³ =
- 12.995³ =
- 13.108³ =
- 14.103³ =
- 15.986³ =
- 16.96³ =
- 17.995³ =
- 18.98³ =
- 19.989³ =
- 20.996³ =
- 21.107³ =
- 22.1015³ =
- 23.1018³ =
- 24.1020³ =
- 25.984³ =
- 26.990³ =
- 27.986³ =
- 28.94³ =
- 29.103³ =
- 30.1003³ =
- 31.105³ =
- 32.109³ =
- 33.107³ =
- 34.102³ =
- 35.1007³ =
- 36.1003³ =
- 37.103³ =
- 38.982³ =
- 39.1015³ =
- 40.92³ =
Answer key
- 967361669
- 1191016
- 857375
- 778688
- 1225043
- 778688
- 949862087
- 1191016
- 1157625
- 1061208
- 967361669
- 985074875
- 1259712
- 1092727
- 958585256
- 884736
- 985074875
- 941192
- 967361669
- 988047936
- 1225043
- 1045678375
- 1054977832
- 1061208000
- 952763904
- 970299000
- 958585256
- 830584
- 1092727
- 1009027027
- 1157625
- 1295029
- 1225043
- 1061208
- 1021147343
- 1009027027
- 1092727
- 946966168
- 1045678375
- 778688
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