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
- 1.984³ =
- 2.983³ =
- 3.99³ =
- 4.98³ =
- 5.104³ =
- 6.93³ =
- 7.1012³ =
- 8.94³ =
- 9.999³ =
- 10.96³ =
- 11.97³ =
- 12.1016³ =
- 13.109³ =
- 14.1007³ =
- 15.107³ =
- 16.104³ =
- 17.92³ =
- 18.104³ =
- 19.106³ =
- 20.1014³ =
- 21.97³ =
- 22.93³ =
- 23.92³ =
- 24.102³ =
- 25.1009³ =
- 26.985³ =
- 27.106³ =
- 28.107³ =
- 29.103³ =
- 30.998³ =
- 31.102³ =
- 32.1019³ =
- 33.99³ =
- 34.1004³ =
- 35.1019³ =
- 36.104³ =
- 37.1020³ =
- 38.988³ =
- 39.96³ =
- 40.990³ =
Answer key
- 952763904
- 949862087
- 970299
- 941192
- 1124864
- 804357
- 1036433728
- 830584
- 997002999
- 884736
- 912673
- 1048772096
- 1295029
- 1021147343
- 1225043
- 1124864
- 778688
- 1124864
- 1191016
- 1042590744
- 912673
- 804357
- 778688
- 1061208
- 1027243729
- 955671625
- 1191016
- 1225043
- 1092727
- 994011992
- 1061208
- 1058089859
- 970299
- 1012048064
- 1058089859
- 1124864
- 1061208000
- 964430272
- 884736
- 970299000
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