hard Set 47 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [95] → [53, _] → [29, 24, 18] → [_, _, _, _] → [_, 5, _, 1, _]

Show answer

Answer: Row5[5]=7, Row4[4]=8, Row4[1]=15, Row2[2]=42, Row4[2]=14, Row4[3]=10, Row5[3]=9, Row5[1]=10

SubType
number-pyramid
Difficulty
hard
Levels
  • [95]
  • [53,42]
  • [29,24,18]
  • [15,14,10,8]
  • [10,5,9,1,7]
Base
  • 10
  • 5
  • 9
  • 1
  • 7
TopValue
95
HiddenCells
  • {"r":4,"c":4,"v":7}
  • {"r":3,"c":3,"v":8}
  • {"r":3,"c":0,"v":15}
  • {"r":1,"c":1,"v":42}
  • {"r":3,"c":1,"v":14}
  • {"r":3,"c":2,"v":10}
  • {"r":4,"c":2,"v":9}
  • {"r":4,"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): [77] → [_, 44] → [_, _, 26] → [_, 7, _, _] → [7, _, _, 5, 10]

Show answer

Answer: Row3[1]=15, Row5[3]=6, Row4[1]=8, Row2[1]=33, Row3[2]=18, Row4[4]=15, Row4[3]=11, Row5[2]=1

SubType
number-pyramid
Difficulty
hard
Levels
  • [77]
  • [33,44]
  • [15,18,26]
  • [8,7,11,15]
  • [7,1,6,5,10]
Base
  • 7
  • 1
  • 6
  • 5
  • 10
TopValue
77
HiddenCells
  • {"r":2,"c":0,"v":15}
  • {"r":4,"c":2,"v":6}
  • {"r":3,"c":0,"v":8}
  • {"r":1,"c":0,"v":33}
  • {"r":2,"c":1,"v":18}
  • {"r":3,"c":3,"v":15}
  • {"r":3,"c":2,"v":11}
  • {"r":4,"c":1,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [_, 18, _] → [9, 6, 12, 12] → [5, 4, _, _, _]

Show answer

Answer: Row5[4]=10, Row1[1]=75, Row2[2]=42, Row5[5]=2, Row5[3]=2, Row2[1]=33, Row3[1]=15, Row3[3]=24

SubType
number-pyramid
Difficulty
hard
Levels
  • [75]
  • [33,42]
  • [15,18,24]
  • [9,6,12,12]
  • [5,4,2,10,2]
Base
  • 5
  • 4
  • 2
  • 10
  • 2
TopValue
75
HiddenCells
  • {"r":4,"c":3,"v":10}
  • {"r":0,"c":0,"v":75}
  • {"r":1,"c":1,"v":42}
  • {"r":4,"c":4,"v":2}
  • {"r":4,"c":2,"v":2}
  • {"r":1,"c":0,"v":33}
  • {"r":2,"c":0,"v":15}
  • {"r":2,"c":2,"v":24}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 50] → [_, _, 24] → [_, 14, _, 12] → [2, 7, _, _, 7]

Show answer

Answer: Row2[1]=49, Row1[1]=99, Row4[3]=12, Row3[2]=26, Row4[1]=9, Row3[1]=23, Row5[3]=7, Row5[4]=5

SubType
number-pyramid
Difficulty
hard
Levels
  • [99]
  • [49,50]
  • [23,26,24]
  • [9,14,12,12]
  • [2,7,7,5,7]
Base
  • 2
  • 7
  • 7
  • 5
  • 7
TopValue
99
HiddenCells
  • {"r":1,"c":0,"v":49}
  • {"r":0,"c":0,"v":99}
  • {"r":3,"c":2,"v":12}
  • {"r":2,"c":1,"v":26}
  • {"r":3,"c":0,"v":9}
  • {"r":2,"c":0,"v":23}
  • {"r":4,"c":2,"v":7}
  • {"r":4,"c":3,"v":5}