hard Set 38 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [33, 40] → [15, _, _] → [_, 7, _, 11] → [_, 1, _, 5, _]

Show answer

Answer: Row5[3]=6, Row4[1]=8, Row5[5]=6, Row4[3]=11, Row1[1]=73, Row3[3]=22, Row3[2]=18, Row5[1]=7

SubType
number-pyramid
Difficulty
hard
Levels
  • [73]
  • [33,40]
  • [15,18,22]
  • [8,7,11,11]
  • [7,1,6,5,6]
Base
  • 7
  • 1
  • 6
  • 5
  • 6
TopValue
73
HiddenCells
  • {"r":4,"c":2,"v":6}
  • {"r":3,"c":0,"v":8}
  • {"r":4,"c":4,"v":6}
  • {"r":3,"c":2,"v":11}
  • {"r":0,"c":0,"v":73}
  • {"r":2,"c":2,"v":22}
  • {"r":2,"c":1,"v":18}
  • {"r":4,"c":0,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [_, 24, 15] → [11, _, 10, _] → [3, 8, 6, _, _]

Show answer

Answer: Row1[1]=88, Row5[4]=4, Row5[5]=1, Row2[1]=49, Row2[2]=39, Row4[4]=5, Row4[2]=14, Row3[1]=25

SubType
number-pyramid
Difficulty
hard
Levels
  • [88]
  • [49,39]
  • [25,24,15]
  • [11,14,10,5]
  • [3,8,6,4,1]
Base
  • 3
  • 8
  • 6
  • 4
  • 1
TopValue
88
HiddenCells
  • {"r":0,"c":0,"v":88}
  • {"r":4,"c":3,"v":4}
  • {"r":4,"c":4,"v":1}
  • {"r":1,"c":0,"v":49}
  • {"r":1,"c":1,"v":39}
  • {"r":3,"c":3,"v":5}
  • {"r":3,"c":1,"v":14}
  • {"r":2,"c":0,"v":25}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [102] → [45, _] → [_, _, 28] → [_, _, _, 11] → [_, _, 10, 7, 4]

Show answer

Answer: Row4[3]=17, Row2[2]=57, Row4[1]=4, Row4[2]=12, Row3[1]=16, Row5[2]=2, Row5[1]=2, Row3[2]=29

SubType
number-pyramid
Difficulty
hard
Levels
  • [102]
  • [45,57]
  • [16,29,28]
  • [4,12,17,11]
  • [2,2,10,7,4]
Base
  • 2
  • 2
  • 10
  • 7
  • 4
TopValue
102
HiddenCells
  • {"r":3,"c":2,"v":17}
  • {"r":1,"c":1,"v":57}
  • {"r":3,"c":0,"v":4}
  • {"r":3,"c":1,"v":12}
  • {"r":2,"c":0,"v":16}
  • {"r":4,"c":1,"v":2}
  • {"r":4,"c":0,"v":2}
  • {"r":2,"c":1,"v":29}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [32, _] → [_, 14, _] → [_, 8, 6, _] → [_, 5, _, 3, 1]

Show answer

Answer: Row5[1]=5, Row1[1]=56, Row4[1]=10, Row4[4]=4, Row3[3]=10, Row3[1]=18, Row2[2]=24, Row5[3]=3

SubType
number-pyramid
Difficulty
hard
Levels
  • [56]
  • [32,24]
  • [18,14,10]
  • [10,8,6,4]
  • [5,5,3,3,1]
Base
  • 5
  • 5
  • 3
  • 3
  • 1
TopValue
56
HiddenCells
  • {"r":4,"c":0,"v":5}
  • {"r":0,"c":0,"v":56}
  • {"r":3,"c":0,"v":10}
  • {"r":3,"c":3,"v":4}
  • {"r":2,"c":2,"v":10}
  • {"r":2,"c":0,"v":18}
  • {"r":1,"c":1,"v":24}
  • {"r":4,"c":2,"v":3}