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
- 1.991³ =
- 2.101³ =
- 3.993³ =
- 4.994³ =
- 5.984³ =
- 6.105³ =
- 7.106³ =
- 8.95³ =
- 9.102³ =
- 10.987³ =
- 11.992³ =
- 12.108³ =
- 13.1009³ =
- 14.106³ =
- 15.987³ =
- 16.103³ =
- 17.106³ =
- 18.92³ =
- 19.107³ =
- 20.986³ =
- 21.92³ =
- 22.103³ =
- 23.95³ =
- 24.92³ =
- 25.980³ =
- 26.107³ =
- 27.106³ =
- 28.1002³ =
- 29.97³ =
- 30.97³ =
- 31.109³ =
- 32.109³ =
- 33.95³ =
- 34.107³ =
- 35.1003³ =
- 36.984³ =
- 37.96³ =
- 38.97³ =
- 39.981³ =
- 40.991³ =
Answer key
- 973242271
- 1030301
- 979146657
- 982107784
- 952763904
- 1157625
- 1191016
- 857375
- 1061208
- 961504803
- 976191488
- 1259712
- 1027243729
- 1191016
- 961504803
- 1092727
- 1191016
- 778688
- 1225043
- 958585256
- 778688
- 1092727
- 857375
- 778688
- 941192000
- 1225043
- 1191016
- 1006012008
- 912673
- 912673
- 1295029
- 1295029
- 857375
- 1225043
- 1009027027
- 952763904
- 884736
- 912673
- 944076141
- 973242271
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