hard Set 86 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [30, 49] → [11, 19, 30] → [_, 6, 13, _] → [_, _, _, _, _]

Show answer

Answer: Row1[1]=79, Row5[4]=9, Row4[1]=5, Row4[4]=17, Row5[5]=8, Row5[3]=4, Row5[2]=2, Row5[1]=3

SubType
number-pyramid
Difficulty
hard
Levels
  • [79]
  • [30,49]
  • [11,19,30]
  • [5,6,13,17]
  • [3,2,4,9,8]
Base
  • 3
  • 2
  • 4
  • 9
  • 8
TopValue
79
HiddenCells
  • {"r":0,"c":0,"v":79}
  • {"r":4,"c":3,"v":9}
  • {"r":3,"c":0,"v":5}
  • {"r":3,"c":3,"v":17}
  • {"r":4,"c":4,"v":8}
  • {"r":4,"c":2,"v":4}
  • {"r":4,"c":1,"v":2}
  • {"r":4,"c":0,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [131] → [62, 69] → [_, _, _] → [9, _, _, 14] → [2, 7, _, _, _]

Show answer

Answer: Row5[5]=5, Row3[1]=26, Row3[2]=36, Row5[4]=9, Row3[3]=33, Row4[3]=19, Row5[3]=10, Row4[2]=17

SubType
number-pyramid
Difficulty
hard
Levels
  • [131]
  • [62,69]
  • [26,36,33]
  • [9,17,19,14]
  • [2,7,10,9,5]
Base
  • 2
  • 7
  • 10
  • 9
  • 5
TopValue
131
HiddenCells
  • {"r":4,"c":4,"v":5}
  • {"r":2,"c":0,"v":26}
  • {"r":2,"c":1,"v":36}
  • {"r":4,"c":3,"v":9}
  • {"r":2,"c":2,"v":33}
  • {"r":3,"c":2,"v":19}
  • {"r":4,"c":2,"v":10}
  • {"r":3,"c":1,"v":17}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [87] → [_, 38] → [26, _, _] → [13, _, 10, _] → [9, 4, _, _, _]

Show answer

Answer: Row5[4]=1, Row4[2]=13, Row4[4]=5, Row2[1]=49, Row5[5]=4, Row5[3]=9, Row3[2]=23, Row3[3]=15

SubType
number-pyramid
Difficulty
hard
Levels
  • [87]
  • [49,38]
  • [26,23,15]
  • [13,13,10,5]
  • [9,4,9,1,4]
Base
  • 9
  • 4
  • 9
  • 1
  • 4
TopValue
87
HiddenCells
  • {"r":4,"c":3,"v":1}
  • {"r":3,"c":1,"v":13}
  • {"r":3,"c":3,"v":5}
  • {"r":1,"c":0,"v":49}
  • {"r":4,"c":4,"v":4}
  • {"r":4,"c":2,"v":9}
  • {"r":2,"c":1,"v":23}
  • {"r":2,"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): [_] → [_, _] → [_, _, 23] → [10, 4, _, _] → [9, 1, _, 9, 2]

Show answer

Answer: Row1[1]=69, Row4[4]=11, Row4[3]=12, Row5[3]=3, Row3[1]=14, Row2[2]=39, Row2[1]=30, Row3[2]=16

SubType
number-pyramid
Difficulty
hard
Levels
  • [69]
  • [30,39]
  • [14,16,23]
  • [10,4,12,11]
  • [9,1,3,9,2]
Base
  • 9
  • 1
  • 3
  • 9
  • 2
TopValue
69
HiddenCells
  • {"r":0,"c":0,"v":69}
  • {"r":3,"c":3,"v":11}
  • {"r":3,"c":2,"v":12}
  • {"r":4,"c":2,"v":3}
  • {"r":2,"c":0,"v":14}
  • {"r":1,"c":1,"v":39}
  • {"r":1,"c":0,"v":30}
  • {"r":2,"c":1,"v":16}