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
- 1.96³ =
- 2.1009³ =
- 3.105³ =
- 4.1012³ =
- 5.106³ =
- 6.989³ =
- 7.95³ =
- 8.1005³ =
- 9.92³ =
- 10.1014³ =
- 11.989³ =
- 12.98³ =
- 13.980³ =
- 14.98³ =
- 15.102³ =
- 16.107³ =
- 17.989³ =
- 18.990³ =
- 19.106³ =
- 20.108³ =
- 21.1020³ =
- 22.105³ =
- 23.101³ =
- 24.995³ =
- 25.95³ =
- 26.101³ =
- 27.98³ =
- 28.1006³ =
- 29.982³ =
- 30.980³ =
- 31.108³ =
- 32.1012³ =
- 33.997³ =
- 34.93³ =
- 35.106³ =
- 36.107³ =
- 37.983³ =
- 38.1003³ =
- 39.109³ =
- 40.996³ =
Answer key
- 884736
- 1027243729
- 1157625
- 1036433728
- 1191016
- 967361669
- 857375
- 1015075125
- 778688
- 1042590744
- 967361669
- 941192
- 941192000
- 941192
- 1061208
- 1225043
- 967361669
- 970299000
- 1191016
- 1259712
- 1061208000
- 1157625
- 1030301
- 985074875
- 857375
- 1030301
- 941192
- 1018108216
- 946966168
- 941192000
- 1259712
- 1036433728
- 991026973
- 804357
- 1191016
- 1225043
- 949862087
- 1009027027
- 1295029
- 988047936
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