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
- 1.1018³ =
- 2.997³ =
- 3.1014³ =
- 4.107³ =
- 5.96³ =
- 6.1012³ =
- 7.96³ =
- 8.99³ =
- 9.109³ =
- 10.1009³ =
- 11.97³ =
- 12.1010³ =
- 13.104³ =
- 14.101³ =
- 15.102³ =
- 16.996³ =
- 17.1013³ =
- 18.1018³ =
- 19.105³ =
- 20.95³ =
- 21.93³ =
- 22.103³ =
- 23.98³ =
- 24.93³ =
- 25.101³ =
- 26.101³ =
- 27.1004³ =
- 28.95³ =
- 29.1017³ =
- 30.983³ =
- 31.109³ =
- 32.99³ =
- 33.103³ =
- 34.1002³ =
- 35.984³ =
- 36.104³ =
- 37.1017³ =
- 38.980³ =
- 39.92³ =
- 40.1001³ =
Answer key
- 1054977832
- 991026973
- 1042590744
- 1225043
- 884736
- 1036433728
- 884736
- 970299
- 1295029
- 1027243729
- 912673
- 1030301000
- 1124864
- 1030301
- 1061208
- 988047936
- 1039509197
- 1054977832
- 1157625
- 857375
- 804357
- 1092727
- 941192
- 804357
- 1030301
- 1030301
- 1012048064
- 857375
- 1051871913
- 949862087
- 1295029
- 970299
- 1092727
- 1006012008
- 952763904
- 1124864
- 1051871913
- 941192000
- 778688
- 1003003001
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