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
- 1.984³ =
- 2.990³ =
- 3.980³ =
- 4.986³ =
- 5.96³ =
- 6.104³ =
- 7.990³ =
- 8.991³ =
- 9.1010³ =
- 10.997³ =
- 11.1015³ =
- 12.992³ =
- 13.1014³ =
- 14.1008³ =
- 15.980³ =
- 16.98³ =
- 17.1010³ =
- 18.105³ =
- 19.108³ =
- 20.103³ =
- 21.98³ =
- 22.91³ =
- 23.96³ =
- 24.91³ =
- 25.106³ =
- 26.993³ =
- 27.1004³ =
- 28.109³ =
- 29.107³ =
- 30.101³ =
- 31.91³ =
- 32.1003³ =
- 33.988³ =
- 34.99³ =
- 35.103³ =
- 36.998³ =
- 37.990³ =
- 38.1010³ =
- 39.105³ =
- 40.994³ =
Answer key
- 952763904
- 970299000
- 941192000
- 958585256
- 884736
- 1124864
- 970299000
- 973242271
- 1030301000
- 991026973
- 1045678375
- 976191488
- 1042590744
- 1024192512
- 941192000
- 941192
- 1030301000
- 1157625
- 1259712
- 1092727
- 941192
- 753571
- 884736
- 753571
- 1191016
- 979146657
- 1012048064
- 1295029
- 1225043
- 1030301
- 753571
- 1009027027
- 964430272
- 970299
- 1092727
- 994011992
- 970299000
- 1030301000
- 1157625
- 982107784
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