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 =
- 2.96³ =
- 3.101³ =
- 4.1013³ =
- 5.96³ =
- 6.1001³ =
- 7.1011³ =
- 8.99³ =
- 9.981³ =
- 10.1013³ =
- 11.1002³ =
- 12.107³ =
- 13.93³ =
- 14.92³ =
- 15.99³ =
- 16.95³ =
- 17.96³ =
- 18.1020³ =
- 19.986³ =
- 20.983³ =
- 21.1003³ =
- 22.93³ =
- 23.98³ =
- 24.1010³ =
- 25.1007³ =
- 26.1017³ =
- 27.988³ =
- 28.1007³ =
- 29.992³ =
- 30.98³ =
- 31.93³ =
- 32.1011³ =
- 33.106³ =
- 34.99³ =
- 35.95³ =
- 36.990³ =
- 37.980³ =
- 38.990³ =
- 39.101³ =
- 40.94³ =
Answer key
- 967361669
- 884736
- 1030301
- 1039509197
- 884736
- 1003003001
- 1033364331
- 970299
- 944076141
- 1039509197
- 1006012008
- 1225043
- 804357
- 778688
- 970299
- 857375
- 884736
- 1061208000
- 958585256
- 949862087
- 1009027027
- 804357
- 941192
- 1030301000
- 1021147343
- 1051871913
- 964430272
- 1021147343
- 976191488
- 941192
- 804357
- 1033364331
- 1191016
- 970299
- 857375
- 970299000
- 941192000
- 970299000
- 1030301
- 830584
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