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
- 1.992³ =
- 2.92³ =
- 3.997³ =
- 4.980³ =
- 5.99³ =
- 6.990³ =
- 7.108³ =
- 8.95³ =
- 9.92³ =
- 10.101³ =
- 11.91³ =
- 12.994³ =
- 13.1011³ =
- 14.993³ =
- 15.99³ =
- 16.97³ =
- 17.104³ =
- 18.996³ =
- 19.98³ =
- 20.991³ =
- 21.96³ =
- 22.107³ =
- 23.109³ =
- 24.102³ =
- 25.982³ =
- 26.999³ =
- 27.101³ =
- 28.96³ =
- 29.1018³ =
- 30.102³ =
- 31.92³ =
- 32.103³ =
- 33.92³ =
- 34.987³ =
- 35.997³ =
- 36.95³ =
- 37.103³ =
- 38.980³ =
- 39.993³ =
- 40.106³ =
Answer key
- 976191488
- 778688
- 991026973
- 941192000
- 970299
- 970299000
- 1259712
- 857375
- 778688
- 1030301
- 753571
- 982107784
- 1033364331
- 979146657
- 970299
- 912673
- 1124864
- 988047936
- 941192
- 973242271
- 884736
- 1225043
- 1295029
- 1061208
- 946966168
- 997002999
- 1030301
- 884736
- 1054977832
- 1061208
- 778688
- 1092727
- 778688
- 961504803
- 991026973
- 857375
- 1092727
- 941192000
- 979146657
- 1191016
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