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
- 1.1003³ =
- 2.1002³ =
- 3.92³ =
- 4.105³ =
- 5.105³ =
- 6.98³ =
- 7.1007³ =
- 8.96³ =
- 9.108³ =
- 10.103³ =
- 11.983³ =
- 12.101³ =
- 13.91³ =
- 14.104³ =
- 15.1005³ =
- 16.101³ =
- 17.99³ =
- 18.109³ =
- 19.997³ =
- 20.987³ =
- 21.987³ =
- 22.101³ =
- 23.109³ =
- 24.105³ =
- 25.99³ =
- 26.996³ =
- 27.989³ =
- 28.96³ =
- 29.980³ =
- 30.1016³ =
- 31.96³ =
- 32.97³ =
- 33.988³ =
- 34.1017³ =
- 35.1014³ =
- 36.1006³ =
- 37.95³ =
- 38.107³ =
- 39.1016³ =
- 40.1011³ =
Answer key
- 1009027027
- 1006012008
- 778688
- 1157625
- 1157625
- 941192
- 1021147343
- 884736
- 1259712
- 1092727
- 949862087
- 1030301
- 753571
- 1124864
- 1015075125
- 1030301
- 970299
- 1295029
- 991026973
- 961504803
- 961504803
- 1030301
- 1295029
- 1157625
- 970299
- 988047936
- 967361669
- 884736
- 941192000
- 1048772096
- 884736
- 912673
- 964430272
- 1051871913
- 1042590744
- 1018108216
- 857375
- 1225043
- 1048772096
- 1033364331
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