hard Set 23 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [41, 48] → [_, 19, _] → [_, 7, 12, _] → [_, _, _, 10, 7]

Show answer

Answer: Row5[1]=10, Row3[1]=22, Row4[4]=17, Row4[1]=15, Row5[2]=5, Row3[3]=29, Row5[3]=2, Row1[1]=89

SubType
number-pyramid
Difficulty
hard
Levels
  • [89]
  • [41,48]
  • [22,19,29]
  • [15,7,12,17]
  • [10,5,2,10,7]
Base
  • 10
  • 5
  • 2
  • 10
  • 7
TopValue
89
HiddenCells
  • {"r":4,"c":0,"v":10}
  • {"r":2,"c":0,"v":22}
  • {"r":3,"c":3,"v":17}
  • {"r":3,"c":0,"v":15}
  • {"r":4,"c":1,"v":5}
  • {"r":2,"c":2,"v":29}
  • {"r":4,"c":2,"v":2}
  • {"r":0,"c":0,"v":89}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [63] → [_, _] → [_, _, 10] → [_, 11, 3, 7] → [4, _, 1, _, _]

Show answer

Answer: Row3[1]=25, Row5[4]=2, Row2[1]=39, Row3[2]=14, Row4[1]=14, Row2[2]=24, Row5[2]=10, Row5[5]=5

SubType
number-pyramid
Difficulty
hard
Levels
  • [63]
  • [39,24]
  • [25,14,10]
  • [14,11,3,7]
  • [4,10,1,2,5]
Base
  • 4
  • 10
  • 1
  • 2
  • 5
TopValue
63
HiddenCells
  • {"r":2,"c":0,"v":25}
  • {"r":4,"c":3,"v":2}
  • {"r":1,"c":0,"v":39}
  • {"r":2,"c":1,"v":14}
  • {"r":3,"c":0,"v":14}
  • {"r":1,"c":1,"v":24}
  • {"r":4,"c":1,"v":10}
  • {"r":4,"c":4,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [94] → [38, _] → [14, 24, 32] → [_, _, 16, _] → [_, _, 7, _, _]

Show answer

Answer: Row4[1]=6, Row5[2]=1, Row4[4]=16, Row4[2]=8, Row5[4]=9, Row2[2]=56, Row5[5]=7, Row5[1]=5

SubType
number-pyramid
Difficulty
hard
Levels
  • [94]
  • [38,56]
  • [14,24,32]
  • [6,8,16,16]
  • [5,1,7,9,7]
Base
  • 5
  • 1
  • 7
  • 9
  • 7
TopValue
94
HiddenCells
  • {"r":3,"c":0,"v":6}
  • {"r":4,"c":1,"v":1}
  • {"r":3,"c":3,"v":16}
  • {"r":3,"c":1,"v":8}
  • {"r":4,"c":3,"v":9}
  • {"r":1,"c":1,"v":56}
  • {"r":4,"c":4,"v":7}
  • {"r":4,"c":0,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [105] → [_, _] → [24, _, 29] → [_, _, 14, 15] → [8, _, _, 6, _]

Show answer

Answer: Row3[2]=26, Row2[1]=50, Row5[3]=8, Row4[2]=12, Row5[5]=9, Row5[2]=4, Row4[1]=12, Row2[2]=55

SubType
number-pyramid
Difficulty
hard
Levels
  • [105]
  • [50,55]
  • [24,26,29]
  • [12,12,14,15]
  • [8,4,8,6,9]
Base
  • 8
  • 4
  • 8
  • 6
  • 9
TopValue
105
HiddenCells
  • {"r":2,"c":1,"v":26}
  • {"r":1,"c":0,"v":50}
  • {"r":4,"c":2,"v":8}
  • {"r":3,"c":1,"v":12}
  • {"r":4,"c":4,"v":9}
  • {"r":4,"c":1,"v":4}
  • {"r":3,"c":0,"v":12}
  • {"r":1,"c":1,"v":55}