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
- 1.1012³ =
- 2.97³ =
- 3.101³ =
- 4.1004³ =
- 5.993³ =
- 6.98³ =
- 7.107³ =
- 8.108³ =
- 9.1008³ =
- 10.101³ =
- 11.1008³ =
- 12.1014³ =
- 13.99³ =
- 14.101³ =
- 15.102³ =
- 16.109³ =
- 17.107³ =
- 18.105³ =
- 19.96³ =
- 20.107³ =
- 21.92³ =
- 22.103³ =
- 23.106³ =
- 24.1003³ =
- 25.106³ =
- 26.92³ =
- 27.101³ =
- 28.97³ =
- 29.1008³ =
- 30.1019³ =
- 31.997³ =
- 32.95³ =
- 33.98³ =
- 34.981³ =
- 35.102³ =
- 36.1004³ =
- 37.94³ =
- 38.103³ =
- 39.1002³ =
- 40.109³ =
Answer key
- 1036433728
- 912673
- 1030301
- 1012048064
- 979146657
- 941192
- 1225043
- 1259712
- 1024192512
- 1030301
- 1024192512
- 1042590744
- 970299
- 1030301
- 1061208
- 1295029
- 1225043
- 1157625
- 884736
- 1225043
- 778688
- 1092727
- 1191016
- 1009027027
- 1191016
- 778688
- 1030301
- 912673
- 1024192512
- 1058089859
- 991026973
- 857375
- 941192
- 944076141
- 1061208
- 1012048064
- 830584
- 1092727
- 1006012008
- 1295029
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