hard Set 53 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [32, _] → [_, _, _] → [7, 9, _, 10] → [1, 6, _, _, 6]

Show answer

Answer: Row3[1]=16, Row2[2]=33, Row4[3]=7, Row5[3]=3, Row5[4]=4, Row1[1]=65, Row3[2]=16, Row3[3]=17

SubType
number-pyramid
Difficulty
hard
Levels
  • [65]
  • [32,33]
  • [16,16,17]
  • [7,9,7,10]
  • [1,6,3,4,6]
Base
  • 1
  • 6
  • 3
  • 4
  • 6
TopValue
65
HiddenCells
  • {"r":2,"c":0,"v":16}
  • {"r":1,"c":1,"v":33}
  • {"r":3,"c":2,"v":7}
  • {"r":4,"c":2,"v":3}
  • {"r":4,"c":3,"v":4}
  • {"r":0,"c":0,"v":65}
  • {"r":2,"c":1,"v":16}
  • {"r":2,"c":2,"v":17}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [63] → [_, _] → [12, _, _] → [_, 6, 10, 9] → [2, _, _, 8, _]

Show answer

Answer: Row4[1]=6, Row3[3]=19, Row5[2]=4, Row5[3]=2, Row2[1]=28, Row3[2]=16, Row5[5]=1, Row2[2]=35

SubType
number-pyramid
Difficulty
hard
Levels
  • [63]
  • [28,35]
  • [12,16,19]
  • [6,6,10,9]
  • [2,4,2,8,1]
Base
  • 2
  • 4
  • 2
  • 8
  • 1
TopValue
63
HiddenCells
  • {"r":3,"c":0,"v":6}
  • {"r":2,"c":2,"v":19}
  • {"r":4,"c":1,"v":4}
  • {"r":4,"c":2,"v":2}
  • {"r":1,"c":0,"v":28}
  • {"r":2,"c":1,"v":16}
  • {"r":4,"c":4,"v":1}
  • {"r":1,"c":1,"v":35}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [110] → [_, _] → [_, 29, 36] → [_, 10, _, _] → [5, 1, 9, _, _]

Show answer

Answer: Row4[1]=6, Row5[5]=7, Row5[4]=10, Row4[4]=17, Row2[1]=45, Row3[1]=16, Row4[3]=19, Row2[2]=65

SubType
number-pyramid
Difficulty
hard
Levels
  • [110]
  • [45,65]
  • [16,29,36]
  • [6,10,19,17]
  • [5,1,9,10,7]
Base
  • 5
  • 1
  • 9
  • 10
  • 7
TopValue
110
HiddenCells
  • {"r":3,"c":0,"v":6}
  • {"r":4,"c":4,"v":7}
  • {"r":4,"c":3,"v":10}
  • {"r":3,"c":3,"v":17}
  • {"r":1,"c":0,"v":45}
  • {"r":2,"c":0,"v":16}
  • {"r":3,"c":2,"v":19}
  • {"r":1,"c":1,"v":65}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [105] → [_, _] → [20, 27, 31] → [_, 12, _, _] → [1, 7, _, _, _]

Show answer

Answer: Row4[3]=15, Row4[1]=8, Row2[2]=58, Row5[5]=6, Row5[4]=10, Row5[3]=5, Row2[1]=47, Row4[4]=16

SubType
number-pyramid
Difficulty
hard
Levels
  • [105]
  • [47,58]
  • [20,27,31]
  • [8,12,15,16]
  • [1,7,5,10,6]
Base
  • 1
  • 7
  • 5
  • 10
  • 6
TopValue
105
HiddenCells
  • {"r":3,"c":2,"v":15}
  • {"r":3,"c":0,"v":8}
  • {"r":1,"c":1,"v":58}
  • {"r":4,"c":4,"v":6}
  • {"r":4,"c":3,"v":10}
  • {"r":4,"c":2,"v":5}
  • {"r":1,"c":0,"v":47}
  • {"r":3,"c":3,"v":16}