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
- 1.1010³ =
- 2.999³ =
- 3.984³ =
- 4.983³ =
- 5.103³ =
- 6.1006³ =
- 7.988³ =
- 8.97³ =
- 9.106³ =
- 10.988³ =
- 11.986³ =
- 12.94³ =
- 13.997³ =
- 14.102³ =
- 15.980³ =
- 16.981³ =
- 17.105³ =
- 18.1009³ =
- 19.1005³ =
- 20.997³ =
- 21.101³ =
- 22.1018³ =
- 23.1005³ =
- 24.104³ =
- 25.985³ =
- 26.1002³ =
- 27.95³ =
- 28.99³ =
- 29.94³ =
- 30.94³ =
- 31.108³ =
- 32.93³ =
- 33.985³ =
- 34.97³ =
- 35.104³ =
- 36.1003³ =
- 37.98³ =
- 38.993³ =
- 39.94³ =
- 40.1014³ =
Answer key
- 1030301000
- 997002999
- 952763904
- 949862087
- 1092727
- 1018108216
- 964430272
- 912673
- 1191016
- 964430272
- 958585256
- 830584
- 991026973
- 1061208
- 941192000
- 944076141
- 1157625
- 1027243729
- 1015075125
- 991026973
- 1030301
- 1054977832
- 1015075125
- 1124864
- 955671625
- 1006012008
- 857375
- 970299
- 830584
- 830584
- 1259712
- 804357
- 955671625
- 912673
- 1124864
- 1009027027
- 941192
- 979146657
- 830584
- 1042590744
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