hard Set 76 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [68] → [38, _] → [_, 13, 17] → [17, 8, _, _] → [_, 7, _, _, _]

Show answer

Answer: Row4[4]=12, Row5[5]=8, Row2[2]=30, Row5[1]=10, Row5[4]=4, Row4[3]=5, Row5[3]=1, Row3[1]=25

SubType
number-pyramid
Difficulty
hard
Levels
  • [68]
  • [38,30]
  • [25,13,17]
  • [17,8,5,12]
  • [10,7,1,4,8]
Base
  • 10
  • 7
  • 1
  • 4
  • 8
TopValue
68
HiddenCells
  • {"r":3,"c":3,"v":12}
  • {"r":4,"c":4,"v":8}
  • {"r":1,"c":1,"v":30}
  • {"r":4,"c":0,"v":10}
  • {"r":4,"c":3,"v":4}
  • {"r":3,"c":2,"v":5}
  • {"r":4,"c":2,"v":1}
  • {"r":2,"c":0,"v":25}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [31, 38, 35] → [_, 18, _, _] → [5, _, 10, 10, _]

Show answer

Answer: Row5[5]=5, Row2[1]=69, Row4[3]=20, Row4[1]=13, Row2[2]=73, Row5[2]=8, Row4[4]=15, Row1[1]=142

SubType
number-pyramid
Difficulty
hard
Levels
  • [142]
  • [69,73]
  • [31,38,35]
  • [13,18,20,15]
  • [5,8,10,10,5]
Base
  • 5
  • 8
  • 10
  • 10
  • 5
TopValue
142
HiddenCells
  • {"r":4,"c":4,"v":5}
  • {"r":1,"c":0,"v":69}
  • {"r":3,"c":2,"v":20}
  • {"r":3,"c":0,"v":13}
  • {"r":1,"c":1,"v":73}
  • {"r":4,"c":1,"v":8}
  • {"r":3,"c":3,"v":15}
  • {"r":0,"c":0,"v":142}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [92] → [_, _] → [21, _, _] → [8, 13, 12, _] → [_, _, _, 3, 6]

Show answer

Answer: Row5[2]=4, Row2[2]=46, Row3[2]=25, Row5[1]=4, Row4[4]=9, Row3[3]=21, Row5[3]=9, Row2[1]=46

SubType
number-pyramid
Difficulty
hard
Levels
  • [92]
  • [46,46]
  • [21,25,21]
  • [8,13,12,9]
  • [4,4,9,3,6]
Base
  • 4
  • 4
  • 9
  • 3
  • 6
TopValue
92
HiddenCells
  • {"r":4,"c":1,"v":4}
  • {"r":1,"c":1,"v":46}
  • {"r":2,"c":1,"v":25}
  • {"r":4,"c":0,"v":4}
  • {"r":3,"c":3,"v":9}
  • {"r":2,"c":2,"v":21}
  • {"r":4,"c":2,"v":9}
  • {"r":1,"c":0,"v":46}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [22, 19, 22] → [_, 10, 9, _] → [_, 8, 2, _, _]

Show answer

Answer: Row1[1]=82, Row5[4]=7, Row4[4]=13, Row5[1]=4, Row2[2]=41, Row2[1]=41, Row5[5]=6, Row4[1]=12

SubType
number-pyramid
Difficulty
hard
Levels
  • [82]
  • [41,41]
  • [22,19,22]
  • [12,10,9,13]
  • [4,8,2,7,6]
Base
  • 4
  • 8
  • 2
  • 7
  • 6
TopValue
82
HiddenCells
  • {"r":0,"c":0,"v":82}
  • {"r":4,"c":3,"v":7}
  • {"r":3,"c":3,"v":13}
  • {"r":4,"c":0,"v":4}
  • {"r":1,"c":1,"v":41}
  • {"r":1,"c":0,"v":41}
  • {"r":4,"c":4,"v":6}
  • {"r":3,"c":0,"v":12}