hard Set 29 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [42, _] → [_, 23, _] → [10, 9, 14, _] → [_, _, _, 6, 3]

Show answer

Answer: Row2[2]=46, Row4[4]=9, Row5[2]=1, Row5[3]=8, Row3[3]=23, Row5[1]=9, Row3[1]=19, Row1[1]=88

SubType
number-pyramid
Difficulty
hard
Levels
  • [88]
  • [42,46]
  • [19,23,23]
  • [10,9,14,9]
  • [9,1,8,6,3]
Base
  • 9
  • 1
  • 8
  • 6
  • 3
TopValue
88
HiddenCells
  • {"r":1,"c":1,"v":46}
  • {"r":3,"c":3,"v":9}
  • {"r":4,"c":1,"v":1}
  • {"r":4,"c":2,"v":8}
  • {"r":2,"c":2,"v":23}
  • {"r":4,"c":0,"v":9}
  • {"r":2,"c":0,"v":19}
  • {"r":0,"c":0,"v":88}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [20, _, 27] → [7, 13, _, _] → [3, 4, 9, _, _]

Show answer

Answer: Row2[1]=49, Row1[1]=105, Row5[5]=4, Row4[3]=16, Row2[2]=56, Row3[2]=29, Row4[4]=11, Row5[4]=7

SubType
number-pyramid
Difficulty
hard
Levels
  • [105]
  • [49,56]
  • [20,29,27]
  • [7,13,16,11]
  • [3,4,9,7,4]
Base
  • 3
  • 4
  • 9
  • 7
  • 4
TopValue
105
HiddenCells
  • {"r":1,"c":0,"v":49}
  • {"r":0,"c":0,"v":105}
  • {"r":4,"c":4,"v":4}
  • {"r":3,"c":2,"v":16}
  • {"r":1,"c":1,"v":56}
  • {"r":2,"c":1,"v":29}
  • {"r":3,"c":3,"v":11}
  • {"r":4,"c":3,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [100] → [_, 50] → [25, 25, 25] → [_, 11, _, _] → [_, _, 4, _, _]

Show answer

Answer: Row5[1]=7, Row4[4]=11, Row4[3]=14, Row5[4]=10, Row2[1]=50, Row5[2]=7, Row4[1]=14, Row5[5]=1

SubType
number-pyramid
Difficulty
hard
Levels
  • [100]
  • [50,50]
  • [25,25,25]
  • [14,11,14,11]
  • [7,7,4,10,1]
Base
  • 7
  • 7
  • 4
  • 10
  • 1
TopValue
100
HiddenCells
  • {"r":4,"c":0,"v":7}
  • {"r":3,"c":3,"v":11}
  • {"r":3,"c":2,"v":14}
  • {"r":4,"c":3,"v":10}
  • {"r":1,"c":0,"v":50}
  • {"r":4,"c":1,"v":7}
  • {"r":3,"c":0,"v":14}
  • {"r":4,"c":4,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [50] → [_, _] → [_, _, 15] → [3, 6, 7, _] → [_, _, _, 2, 6]

Show answer

Answer: Row5[3]=5, Row4[4]=8, Row5[2]=1, Row5[1]=2, Row2[1]=22, Row3[2]=13, Row3[1]=9, Row2[2]=28

SubType
number-pyramid
Difficulty
hard
Levels
  • [50]
  • [22,28]
  • [9,13,15]
  • [3,6,7,8]
  • [2,1,5,2,6]
Base
  • 2
  • 1
  • 5
  • 2
  • 6
TopValue
50
HiddenCells
  • {"r":4,"c":2,"v":5}
  • {"r":3,"c":3,"v":8}
  • {"r":4,"c":1,"v":1}
  • {"r":4,"c":0,"v":2}
  • {"r":1,"c":0,"v":22}
  • {"r":2,"c":1,"v":13}
  • {"r":2,"c":0,"v":9}
  • {"r":1,"c":1,"v":28}