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
- 1.99³ =
- 2.98³ =
- 3.1003³ =
- 4.1013³ =
- 5.108³ =
- 6.99³ =
- 7.1016³ =
- 8.1017³ =
- 9.98³ =
- 10.1012³ =
- 11.107³ =
- 12.94³ =
- 13.101³ =
- 14.92³ =
- 15.95³ =
- 16.986³ =
- 17.105³ =
- 18.1003³ =
- 19.988³ =
- 20.1020³ =
- 21.104³ =
- 22.985³ =
- 23.102³ =
- 24.98³ =
- 25.1013³ =
- 26.1006³ =
- 27.95³ =
- 28.989³ =
- 29.97³ =
- 30.108³ =
- 31.108³ =
- 32.1012³ =
- 33.101³ =
- 34.994³ =
- 35.95³ =
- 36.989³ =
- 37.96³ =
- 38.91³ =
- 39.101³ =
- 40.1015³ =
Answer key
- 970299
- 941192
- 1009027027
- 1039509197
- 1259712
- 970299
- 1048772096
- 1051871913
- 941192
- 1036433728
- 1225043
- 830584
- 1030301
- 778688
- 857375
- 958585256
- 1157625
- 1009027027
- 964430272
- 1061208000
- 1124864
- 955671625
- 1061208
- 941192
- 1039509197
- 1018108216
- 857375
- 967361669
- 912673
- 1259712
- 1259712
- 1036433728
- 1030301
- 982107784
- 857375
- 967361669
- 884736
- 753571
- 1030301
- 1045678375
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