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
- 1.107³ =
- 2.989³ =
- 3.105³ =
- 4.105³ =
- 5.1016³ =
- 6.98³ =
- 7.1006³ =
- 8.109³ =
- 9.102³ =
- 10.109³ =
- 11.97³ =
- 12.98³ =
- 13.96³ =
- 14.98³ =
- 15.109³ =
- 16.1005³ =
- 17.91³ =
- 18.95³ =
- 19.1006³ =
- 20.986³ =
- 21.98³ =
- 22.95³ =
- 23.1013³ =
- 24.94³ =
- 25.101³ =
- 26.993³ =
- 27.108³ =
- 28.981³ =
- 29.102³ =
- 30.97³ =
- 31.984³ =
- 32.1007³ =
- 33.99³ =
- 34.93³ =
- 35.986³ =
- 36.1010³ =
- 37.102³ =
- 38.102³ =
- 39.96³ =
- 40.97³ =
Answer key
- 1225043
- 967361669
- 1157625
- 1157625
- 1048772096
- 941192
- 1018108216
- 1295029
- 1061208
- 1295029
- 912673
- 941192
- 884736
- 941192
- 1295029
- 1015075125
- 753571
- 857375
- 1018108216
- 958585256
- 941192
- 857375
- 1039509197
- 830584
- 1030301
- 979146657
- 1259712
- 944076141
- 1061208
- 912673
- 952763904
- 1021147343
- 970299
- 804357
- 958585256
- 1030301000
- 1061208
- 1061208
- 884736
- 912673
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