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
- 1.105³ =
- 2.1004³ =
- 3.1007³ =
- 4.98³ =
- 5.97³ =
- 6.984³ =
- 7.92³ =
- 8.108³ =
- 9.987³ =
- 10.99³ =
- 11.985³ =
- 12.1013³ =
- 13.96³ =
- 14.94³ =
- 15.108³ =
- 16.94³ =
- 17.983³ =
- 18.1001³ =
- 19.96³ =
- 20.105³ =
- 21.101³ =
- 22.1001³ =
- 23.92³ =
- 24.984³ =
- 25.1005³ =
- 26.94³ =
- 27.980³ =
- 28.95³ =
- 29.94³ =
- 30.995³ =
- 31.993³ =
- 32.98³ =
- 33.97³ =
- 34.101³ =
- 35.1018³ =
- 36.106³ =
- 37.92³ =
- 38.99³ =
- 39.1003³ =
- 40.106³ =
Answer key
- 1157625
- 1012048064
- 1021147343
- 941192
- 912673
- 952763904
- 778688
- 1259712
- 961504803
- 970299
- 955671625
- 1039509197
- 884736
- 830584
- 1259712
- 830584
- 949862087
- 1003003001
- 884736
- 1157625
- 1030301
- 1003003001
- 778688
- 952763904
- 1015075125
- 830584
- 941192000
- 857375
- 830584
- 985074875
- 979146657
- 941192
- 912673
- 1030301
- 1054977832
- 1191016
- 778688
- 970299
- 1009027027
- 1191016
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