hard Set 68 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 49] → [_, 30, _] → [_, _, 13, _] → [6, _, 10, 3, 3]

Show answer

Answer: Row3[3]=19, Row2[1]=60, Row4[2]=17, Row4[4]=6, Row3[1]=30, Row1[1]=109, Row4[1]=13, Row5[2]=7

SubType
number-pyramid
Difficulty
hard
Levels
  • [109]
  • [60,49]
  • [30,30,19]
  • [13,17,13,6]
  • [6,7,10,3,3]
Base
  • 6
  • 7
  • 10
  • 3
  • 3
TopValue
109
HiddenCells
  • {"r":2,"c":2,"v":19}
  • {"r":1,"c":0,"v":60}
  • {"r":3,"c":1,"v":17}
  • {"r":3,"c":3,"v":6}
  • {"r":2,"c":0,"v":30}
  • {"r":0,"c":0,"v":109}
  • {"r":3,"c":0,"v":13}
  • {"r":4,"c":1,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 61] → [28, _, _] → [_, 16, _, 15] → [6, _, 10, 5, _]

Show answer

Answer: Row5[5]=10, Row1[1]=120, Row3[3]=30, Row2[1]=59, Row4[1]=12, Row5[2]=6, Row3[2]=31, Row4[3]=15

SubType
number-pyramid
Difficulty
hard
Levels
  • [120]
  • [59,61]
  • [28,31,30]
  • [12,16,15,15]
  • [6,6,10,5,10]
Base
  • 6
  • 6
  • 10
  • 5
  • 10
TopValue
120
HiddenCells
  • {"r":4,"c":4,"v":10}
  • {"r":0,"c":0,"v":120}
  • {"r":2,"c":2,"v":30}
  • {"r":1,"c":0,"v":59}
  • {"r":3,"c":0,"v":12}
  • {"r":4,"c":1,"v":6}
  • {"r":2,"c":1,"v":31}
  • {"r":3,"c":2,"v":15}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [123] → [_, _] → [29, _, _] → [_, 18, 15, 13] → [2, 9, _, _, _]

Show answer

Answer: Row4[1]=11, Row3[3]=28, Row2[1]=62, Row5[4]=6, Row5[5]=7, Row5[3]=9, Row2[2]=61, Row3[2]=33

SubType
number-pyramid
Difficulty
hard
Levels
  • [123]
  • [62,61]
  • [29,33,28]
  • [11,18,15,13]
  • [2,9,9,6,7]
Base
  • 2
  • 9
  • 9
  • 6
  • 7
TopValue
123
HiddenCells
  • {"r":3,"c":0,"v":11}
  • {"r":2,"c":2,"v":28}
  • {"r":1,"c":0,"v":62}
  • {"r":4,"c":3,"v":6}
  • {"r":4,"c":4,"v":7}
  • {"r":4,"c":2,"v":9}
  • {"r":1,"c":1,"v":61}
  • {"r":2,"c":1,"v":33}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [25, 12, _] → [16, 9, _, 7] → [_, _, 2, _, 6]

Show answer

Answer: Row4[3]=3, Row5[2]=7, Row1[1]=59, Row3[3]=10, Row2[1]=37, Row2[2]=22, Row5[4]=1, Row5[1]=9

SubType
number-pyramid
Difficulty
hard
Levels
  • [59]
  • [37,22]
  • [25,12,10]
  • [16,9,3,7]
  • [9,7,2,1,6]
Base
  • 9
  • 7
  • 2
  • 1
  • 6
TopValue
59
HiddenCells
  • {"r":3,"c":2,"v":3}
  • {"r":4,"c":1,"v":7}
  • {"r":0,"c":0,"v":59}
  • {"r":2,"c":2,"v":10}
  • {"r":1,"c":0,"v":37}
  • {"r":1,"c":1,"v":22}
  • {"r":4,"c":3,"v":1}
  • {"r":4,"c":0,"v":9}