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
- 1.103³ =
- 2.105³ =
- 3.109³ =
- 4.105³ =
- 5.986³ =
- 6.105³ =
- 7.109³ =
- 8.104³ =
- 9.1003³ =
- 10.102³ =
- 11.98³ =
- 12.995³ =
- 13.109³ =
- 14.1009³ =
- 15.109³ =
- 16.994³ =
- 17.99³ =
- 18.1001³ =
- 19.1020³ =
- 20.985³ =
- 21.991³ =
- 22.1002³ =
- 23.989³ =
- 24.1006³ =
- 25.981³ =
- 26.1008³ =
- 27.96³ =
- 28.1005³ =
- 29.92³ =
- 30.109³ =
- 31.96³ =
- 32.987³ =
- 33.105³ =
- 34.99³ =
- 35.981³ =
- 36.109³ =
- 37.1015³ =
- 38.109³ =
- 39.980³ =
- 40.95³ =
Answer key
- 1092727
- 1157625
- 1295029
- 1157625
- 958585256
- 1157625
- 1295029
- 1124864
- 1009027027
- 1061208
- 941192
- 985074875
- 1295029
- 1027243729
- 1295029
- 982107784
- 970299
- 1003003001
- 1061208000
- 955671625
- 973242271
- 1006012008
- 967361669
- 1018108216
- 944076141
- 1024192512
- 884736
- 1015075125
- 778688
- 1295029
- 884736
- 961504803
- 1157625
- 970299
- 944076141
- 1295029
- 1045678375
- 1295029
- 941192000
- 857375
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