hard Set 82 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [101] → [_, _] → [_, 27, 32] → [_, 10, _, _] → [4, 1, _, 8, _]

Show answer

Answer: Row4[1]=5, Row2[1]=42, Row3[1]=15, Row2[2]=59, Row5[5]=7, Row4[3]=17, Row5[3]=9, Row4[4]=15

SubType
number-pyramid
Difficulty
hard
Levels
  • [101]
  • [42,59]
  • [15,27,32]
  • [5,10,17,15]
  • [4,1,9,8,7]
Base
  • 4
  • 1
  • 9
  • 8
  • 7
TopValue
101
HiddenCells
  • {"r":3,"c":0,"v":5}
  • {"r":1,"c":0,"v":42}
  • {"r":2,"c":0,"v":15}
  • {"r":1,"c":1,"v":59}
  • {"r":4,"c":4,"v":7}
  • {"r":3,"c":2,"v":17}
  • {"r":4,"c":2,"v":9}
  • {"r":3,"c":3,"v":15}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 24] → [_, _, _] → [5, 8, _, 4] → [1, 4, 4, _, _]

Show answer

Answer: Row5[4]=2, Row3[1]=13, Row2[1]=27, Row3[2]=14, Row1[1]=51, Row4[3]=6, Row5[5]=2, Row3[3]=10

SubType
number-pyramid
Difficulty
hard
Levels
  • [51]
  • [27,24]
  • [13,14,10]
  • [5,8,6,4]
  • [1,4,4,2,2]
Base
  • 1
  • 4
  • 4
  • 2
  • 2
TopValue
51
HiddenCells
  • {"r":4,"c":3,"v":2}
  • {"r":2,"c":0,"v":13}
  • {"r":1,"c":0,"v":27}
  • {"r":2,"c":1,"v":14}
  • {"r":0,"c":0,"v":51}
  • {"r":3,"c":2,"v":6}
  • {"r":4,"c":4,"v":2}
  • {"r":2,"c":2,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [27, 18] → [_, _, _] → [13, 5, 4, _] → [_, 4, _, _, 2]

Show answer

Answer: Row5[1]=9, Row4[4]=5, Row3[1]=18, Row5[4]=3, Row5[3]=1, Row3[2]=9, Row1[1]=45, Row3[3]=9

SubType
number-pyramid
Difficulty
hard
Levels
  • [45]
  • [27,18]
  • [18,9,9]
  • [13,5,4,5]
  • [9,4,1,3,2]
Base
  • 9
  • 4
  • 1
  • 3
  • 2
TopValue
45
HiddenCells
  • {"r":4,"c":0,"v":9}
  • {"r":3,"c":3,"v":5}
  • {"r":2,"c":0,"v":18}
  • {"r":4,"c":3,"v":3}
  • {"r":4,"c":2,"v":1}
  • {"r":2,"c":1,"v":9}
  • {"r":0,"c":0,"v":45}
  • {"r":2,"c":2,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [56] → [_, 26] → [20, 10, _] → [14, _, 4, _] → [9, _, _, _, _]

Show answer

Answer: Row4[4]=12, Row5[5]=9, Row3[3]=16, Row5[3]=1, Row5[2]=5, Row4[2]=6, Row5[4]=3, Row2[1]=30

SubType
number-pyramid
Difficulty
hard
Levels
  • [56]
  • [30,26]
  • [20,10,16]
  • [14,6,4,12]
  • [9,5,1,3,9]
Base
  • 9
  • 5
  • 1
  • 3
  • 9
TopValue
56
HiddenCells
  • {"r":3,"c":3,"v":12}
  • {"r":4,"c":4,"v":9}
  • {"r":2,"c":2,"v":16}
  • {"r":4,"c":2,"v":1}
  • {"r":4,"c":1,"v":5}
  • {"r":3,"c":1,"v":6}
  • {"r":4,"c":3,"v":3}
  • {"r":1,"c":0,"v":30}