hard Set 57 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [56] → [_, 31] → [13, _, _] → [8, _, 7, _] → [6, _, 3, _, _]

Show answer

Answer: Row3[2]=12, Row5[4]=4, Row5[2]=2, Row2[1]=25, Row4[4]=12, Row5[5]=8, Row3[3]=19, Row4[2]=5

SubType
number-pyramid
Difficulty
hard
Levels
  • [56]
  • [25,31]
  • [13,12,19]
  • [8,5,7,12]
  • [6,2,3,4,8]
Base
  • 6
  • 2
  • 3
  • 4
  • 8
TopValue
56
HiddenCells
  • {"r":2,"c":1,"v":12}
  • {"r":4,"c":3,"v":4}
  • {"r":4,"c":1,"v":2}
  • {"r":1,"c":0,"v":25}
  • {"r":3,"c":3,"v":12}
  • {"r":4,"c":4,"v":8}
  • {"r":2,"c":2,"v":19}
  • {"r":3,"c":1,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [56] → [_, _] → [_, 11, _] → [_, 3, _, 11] → [_, 2, _, 7, 4]

Show answer

Answer: Row5[1]=10, Row4[3]=8, Row3[1]=15, Row4[1]=12, Row3[3]=19, Row2[2]=30, Row2[1]=26, Row5[3]=1

SubType
number-pyramid
Difficulty
hard
Levels
  • [56]
  • [26,30]
  • [15,11,19]
  • [12,3,8,11]
  • [10,2,1,7,4]
Base
  • 10
  • 2
  • 1
  • 7
  • 4
TopValue
56
HiddenCells
  • {"r":4,"c":0,"v":10}
  • {"r":3,"c":2,"v":8}
  • {"r":2,"c":0,"v":15}
  • {"r":3,"c":0,"v":12}
  • {"r":2,"c":2,"v":19}
  • {"r":1,"c":1,"v":30}
  • {"r":1,"c":0,"v":26}
  • {"r":4,"c":2,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [22, _, 22] → [_, 14, 11, 11] → [_, _, 7, _, 7]

Show answer

Answer: Row1[1]=94, Row5[1]=1, Row5[4]=4, Row5[2]=7, Row3[2]=25, Row4[1]=8, Row2[1]=47, Row2[2]=47

SubType
number-pyramid
Difficulty
hard
Levels
  • [94]
  • [47,47]
  • [22,25,22]
  • [8,14,11,11]
  • [1,7,7,4,7]
Base
  • 1
  • 7
  • 7
  • 4
  • 7
TopValue
94
HiddenCells
  • {"r":0,"c":0,"v":94}
  • {"r":4,"c":0,"v":1}
  • {"r":4,"c":3,"v":4}
  • {"r":4,"c":1,"v":7}
  • {"r":2,"c":1,"v":25}
  • {"r":3,"c":0,"v":8}
  • {"r":1,"c":0,"v":47}
  • {"r":1,"c":1,"v":47}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 35] → [_, _, 14] → [_, 13, 8, _] → [_, 6, _, 1, 5]

Show answer

Answer: Row3[1]=25, Row3[2]=21, Row1[1]=81, Row5[3]=7, Row4[1]=12, Row4[4]=6, Row5[1]=6, Row2[1]=46

SubType
number-pyramid
Difficulty
hard
Levels
  • [81]
  • [46,35]
  • [25,21,14]
  • [12,13,8,6]
  • [6,6,7,1,5]
Base
  • 6
  • 6
  • 7
  • 1
  • 5
TopValue
81
HiddenCells
  • {"r":2,"c":0,"v":25}
  • {"r":2,"c":1,"v":21}
  • {"r":0,"c":0,"v":81}
  • {"r":4,"c":2,"v":7}
  • {"r":3,"c":0,"v":12}
  • {"r":3,"c":3,"v":6}
  • {"r":4,"c":0,"v":6}
  • {"r":1,"c":0,"v":46}