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
- 1.92³ =
- 2.1001³ =
- 3.1005³ =
- 4.102³ =
- 5.104³ =
- 6.985³ =
- 7.1001³ =
- 8.93³ =
- 9.985³ =
- 10.1002³ =
- 11.95³ =
- 12.91³ =
- 13.91³ =
- 14.1010³ =
- 15.92³ =
- 16.1016³ =
- 17.99³ =
- 18.1020³ =
- 19.103³ =
- 20.92³ =
- 21.994³ =
- 22.109³ =
- 23.1014³ =
- 24.93³ =
- 25.997³ =
- 26.1003³ =
- 27.996³ =
- 28.103³ =
- 29.109³ =
- 30.92³ =
- 31.98³ =
- 32.101³ =
- 33.104³ =
- 34.106³ =
- 35.984³ =
- 36.101³ =
- 37.985³ =
- 38.95³ =
- 39.104³ =
- 40.96³ =
Answer key
- 778688
- 1003003001
- 1015075125
- 1061208
- 1124864
- 955671625
- 1003003001
- 804357
- 955671625
- 1006012008
- 857375
- 753571
- 753571
- 1030301000
- 778688
- 1048772096
- 970299
- 1061208000
- 1092727
- 778688
- 982107784
- 1295029
- 1042590744
- 804357
- 991026973
- 1009027027
- 988047936
- 1092727
- 1295029
- 778688
- 941192
- 1030301
- 1124864
- 1191016
- 952763904
- 1030301
- 955671625
- 857375
- 1124864
- 884736
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