hard Set 27 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [104] → [_, 63] → [_, _, 35] → [3, 10, 18, _] → [_, _, _, _, 7]

Show answer

Answer: Row5[4]=10, Row2[1]=41, Row3[1]=13, Row4[4]=17, Row5[1]=1, Row3[2]=28, Row5[3]=8, Row5[2]=2

SubType
number-pyramid
Difficulty
hard
Levels
  • [104]
  • [41,63]
  • [13,28,35]
  • [3,10,18,17]
  • [1,2,8,10,7]
Base
  • 1
  • 2
  • 8
  • 10
  • 7
TopValue
104
HiddenCells
  • {"r":4,"c":3,"v":10}
  • {"r":1,"c":0,"v":41}
  • {"r":2,"c":0,"v":13}
  • {"r":3,"c":3,"v":17}
  • {"r":4,"c":0,"v":1}
  • {"r":2,"c":1,"v":28}
  • {"r":4,"c":2,"v":8}
  • {"r":4,"c":1,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [52] → [_, _] → [_, 10, _] → [_, _, 3, _] → [10, 5, 2, 1, _]

Show answer

Answer: Row4[2]=7, Row4[4]=7, Row2[1]=32, Row3[3]=10, Row5[5]=6, Row4[1]=15, Row2[2]=20, Row3[1]=22

SubType
number-pyramid
Difficulty
hard
Levels
  • [52]
  • [32,20]
  • [22,10,10]
  • [15,7,3,7]
  • [10,5,2,1,6]
Base
  • 10
  • 5
  • 2
  • 1
  • 6
TopValue
52
HiddenCells
  • {"r":3,"c":1,"v":7}
  • {"r":3,"c":3,"v":7}
  • {"r":1,"c":0,"v":32}
  • {"r":2,"c":2,"v":10}
  • {"r":4,"c":4,"v":6}
  • {"r":3,"c":0,"v":15}
  • {"r":1,"c":1,"v":20}
  • {"r":2,"c":0,"v":22}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [50] → [_, _] → [12, 10, 18] → [_, _, _, _] → [9, _, 1, 7, _]

Show answer

Answer: Row5[2]=1, Row5[5]=3, Row2[1]=22, Row4[4]=10, Row4[3]=8, Row2[2]=28, Row4[2]=2, Row4[1]=10

SubType
number-pyramid
Difficulty
hard
Levels
  • [50]
  • [22,28]
  • [12,10,18]
  • [10,2,8,10]
  • [9,1,1,7,3]
Base
  • 9
  • 1
  • 1
  • 7
  • 3
TopValue
50
HiddenCells
  • {"r":4,"c":1,"v":1}
  • {"r":4,"c":4,"v":3}
  • {"r":1,"c":0,"v":22}
  • {"r":3,"c":3,"v":10}
  • {"r":3,"c":2,"v":8}
  • {"r":1,"c":1,"v":28}
  • {"r":3,"c":1,"v":2}
  • {"r":3,"c":0,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [88] → [_, 46] → [_, _, 20] → [_, _, 14, _] → [2, _, _, 4, 2]

Show answer

Answer: Row5[3]=10, Row4[1]=4, Row3[2]=26, Row2[1]=42, Row3[1]=16, Row4[2]=12, Row4[4]=6, Row5[2]=2

SubType
number-pyramid
Difficulty
hard
Levels
  • [88]
  • [42,46]
  • [16,26,20]
  • [4,12,14,6]
  • [2,2,10,4,2]
Base
  • 2
  • 2
  • 10
  • 4
  • 2
TopValue
88
HiddenCells
  • {"r":4,"c":2,"v":10}
  • {"r":3,"c":0,"v":4}
  • {"r":2,"c":1,"v":26}
  • {"r":1,"c":0,"v":42}
  • {"r":2,"c":0,"v":16}
  • {"r":3,"c":1,"v":12}
  • {"r":3,"c":3,"v":6}
  • {"r":4,"c":1,"v":2}