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
- 1.91³ =
- 2.987³ =
- 3.101³ =
- 4.98³ =
- 5.96³ =
- 6.994³ =
- 7.1020³ =
- 8.91³ =
- 9.1013³ =
- 10.104³ =
- 11.104³ =
- 12.1012³ =
- 13.97³ =
- 14.107³ =
- 15.106³ =
- 16.999³ =
- 17.92³ =
- 18.1001³ =
- 19.981³ =
- 20.103³ =
- 21.981³ =
- 22.105³ =
- 23.996³ =
- 24.1013³ =
- 25.106³ =
- 26.982³ =
- 27.96³ =
- 28.103³ =
- 29.108³ =
- 30.102³ =
- 31.102³ =
- 32.992³ =
- 33.980³ =
- 34.91³ =
- 35.98³ =
- 36.1008³ =
- 37.1014³ =
- 38.108³ =
- 39.991³ =
- 40.102³ =
Answer key
- 753571
- 961504803
- 1030301
- 941192
- 884736
- 982107784
- 1061208000
- 753571
- 1039509197
- 1124864
- 1124864
- 1036433728
- 912673
- 1225043
- 1191016
- 997002999
- 778688
- 1003003001
- 944076141
- 1092727
- 944076141
- 1157625
- 988047936
- 1039509197
- 1191016
- 946966168
- 884736
- 1092727
- 1259712
- 1061208
- 1061208
- 976191488
- 941192000
- 753571
- 941192
- 1024192512
- 1042590744
- 1259712
- 973242271
- 1061208
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