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
- 1.98³ =
- 2.986³ =
- 3.995³ =
- 4.93³ =
- 5.1005³ =
- 6.1004³ =
- 7.993³ =
- 8.94³ =
- 9.103³ =
- 10.980³ =
- 11.1001³ =
- 12.1006³ =
- 13.103³ =
- 14.109³ =
- 15.99³ =
- 16.1012³ =
- 17.992³ =
- 18.980³ =
- 19.101³ =
- 20.104³ =
- 21.984³ =
- 22.103³ =
- 23.984³ =
- 24.1004³ =
- 25.998³ =
- 26.993³ =
- 27.107³ =
- 28.92³ =
- 29.107³ =
- 30.106³ =
- 31.95³ =
- 32.96³ =
- 33.994³ =
- 34.107³ =
- 35.93³ =
- 36.990³ =
- 37.106³ =
- 38.94³ =
- 39.101³ =
- 40.991³ =
Answer key
- 941192
- 958585256
- 985074875
- 804357
- 1015075125
- 1012048064
- 979146657
- 830584
- 1092727
- 941192000
- 1003003001
- 1018108216
- 1092727
- 1295029
- 970299
- 1036433728
- 976191488
- 941192000
- 1030301
- 1124864
- 952763904
- 1092727
- 952763904
- 1012048064
- 994011992
- 979146657
- 1225043
- 778688
- 1225043
- 1191016
- 857375
- 884736
- 982107784
- 1225043
- 804357
- 970299000
- 1191016
- 830584
- 1030301
- 973242271
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