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
- 1.107³ =
- 2.986³ =
- 3.1019³ =
- 4.987³ =
- 5.1019³ =
- 6.95³ =
- 7.1010³ =
- 8.99³ =
- 9.95³ =
- 10.1005³ =
- 11.99³ =
- 12.107³ =
- 13.98³ =
- 14.1003³ =
- 15.99³ =
- 16.996³ =
- 17.1020³ =
- 18.104³ =
- 19.104³ =
- 20.94³ =
- 21.106³ =
- 22.982³ =
- 23.109³ =
- 24.96³ =
- 25.988³ =
- 26.1015³ =
- 27.91³ =
- 28.1001³ =
- 29.1014³ =
- 30.103³ =
- 31.1004³ =
- 32.102³ =
- 33.98³ =
- 34.103³ =
- 35.92³ =
- 36.102³ =
- 37.97³ =
- 38.980³ =
- 39.109³ =
- 40.981³ =
Answer key
- 1225043
- 958585256
- 1058089859
- 961504803
- 1058089859
- 857375
- 1030301000
- 970299
- 857375
- 1015075125
- 970299
- 1225043
- 941192
- 1009027027
- 970299
- 988047936
- 1061208000
- 1124864
- 1124864
- 830584
- 1191016
- 946966168
- 1295029
- 884736
- 964430272
- 1045678375
- 753571
- 1003003001
- 1042590744
- 1092727
- 1012048064
- 1061208
- 941192
- 1092727
- 778688
- 1061208
- 912673
- 941192000
- 1295029
- 944076141
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