hard Set 92 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [40, 50] → [19, _, 29] → [11, _, _, _] → [_, 4, _, _, 7]

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Answer: Row4[3]=13, Row1[1]=90, Row5[4]=9, Row5[3]=4, Row4[4]=16, Row3[2]=21, Row5[1]=7, Row4[2]=8

SubType
number-pyramid
Difficulty
hard
Levels
  • [90]
  • [40,50]
  • [19,21,29]
  • [11,8,13,16]
  • [7,4,4,9,7]
Base
  • 7
  • 4
  • 4
  • 9
  • 7
TopValue
90
HiddenCells
  • {"r":3,"c":2,"v":13}
  • {"r":0,"c":0,"v":90}
  • {"r":4,"c":3,"v":9}
  • {"r":4,"c":2,"v":4}
  • {"r":3,"c":3,"v":16}
  • {"r":2,"c":1,"v":21}
  • {"r":4,"c":0,"v":7}
  • {"r":3,"c":1,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [84] → [_, 46] → [_, _, _] → [4, 10, _, _] → [1, _, 7, 7, _]

Show answer

Answer: Row3[2]=24, Row4[4]=8, Row4[3]=14, Row2[1]=38, Row5[2]=3, Row3[1]=14, Row3[3]=22, Row5[5]=1

SubType
number-pyramid
Difficulty
hard
Levels
  • [84]
  • [38,46]
  • [14,24,22]
  • [4,10,14,8]
  • [1,3,7,7,1]
Base
  • 1
  • 3
  • 7
  • 7
  • 1
TopValue
84
HiddenCells
  • {"r":2,"c":1,"v":24}
  • {"r":3,"c":3,"v":8}
  • {"r":3,"c":2,"v":14}
  • {"r":1,"c":0,"v":38}
  • {"r":4,"c":1,"v":3}
  • {"r":2,"c":0,"v":14}
  • {"r":2,"c":2,"v":22}
  • {"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): [151] → [_, 78] → [35, _, _] → [_, _, 20, _] → [_, 8, 10, _, 10]

Show answer

Answer: Row4[1]=17, Row5[4]=10, Row4[4]=20, Row2[1]=73, Row4[2]=18, Row3[2]=38, Row5[1]=9, Row3[3]=40

SubType
number-pyramid
Difficulty
hard
Levels
  • [151]
  • [73,78]
  • [35,38,40]
  • [17,18,20,20]
  • [9,8,10,10,10]
Base
  • 9
  • 8
  • 10
  • 10
  • 10
TopValue
151
HiddenCells
  • {"r":3,"c":0,"v":17}
  • {"r":4,"c":3,"v":10}
  • {"r":3,"c":3,"v":20}
  • {"r":1,"c":0,"v":73}
  • {"r":3,"c":1,"v":18}
  • {"r":2,"c":1,"v":38}
  • {"r":4,"c":0,"v":9}
  • {"r":2,"c":2,"v":40}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [100] → [_, 47] → [_, 26, 21] → [_, _, _, 9] → [_, 9, _, 7, _]

Show answer

Answer: Row2[1]=53, Row4[3]=12, Row4[2]=14, Row5[3]=5, Row3[1]=27, Row5[5]=2, Row5[1]=4, Row4[1]=13

SubType
number-pyramid
Difficulty
hard
Levels
  • [100]
  • [53,47]
  • [27,26,21]
  • [13,14,12,9]
  • [4,9,5,7,2]
Base
  • 4
  • 9
  • 5
  • 7
  • 2
TopValue
100
HiddenCells
  • {"r":1,"c":0,"v":53}
  • {"r":3,"c":2,"v":12}
  • {"r":3,"c":1,"v":14}
  • {"r":4,"c":2,"v":5}
  • {"r":2,"c":0,"v":27}
  • {"r":4,"c":4,"v":2}
  • {"r":4,"c":0,"v":4}
  • {"r":3,"c":0,"v":13}