hard Set 84 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [18, 15, 12] → [_, _, 6, 6] → [_, 4, 5, _, _]

Show answer

Answer: Row2[2]=27, Row4[2]=9, Row1[1]=60, Row5[4]=1, Row4[1]=9, Row2[1]=33, Row5[5]=5, Row5[1]=5

SubType
number-pyramid
Difficulty
hard
Levels
  • [60]
  • [33,27]
  • [18,15,12]
  • [9,9,6,6]
  • [5,4,5,1,5]
Base
  • 5
  • 4
  • 5
  • 1
  • 5
TopValue
60
HiddenCells
  • {"r":1,"c":1,"v":27}
  • {"r":3,"c":1,"v":9}
  • {"r":0,"c":0,"v":60}
  • {"r":4,"c":3,"v":1}
  • {"r":3,"c":0,"v":9}
  • {"r":1,"c":0,"v":33}
  • {"r":4,"c":4,"v":5}
  • {"r":4,"c":0,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [96] → [_, _] → [27, _, _] → [_, 10, 12, _] → [_, 7, _, 9, 4]

Show answer

Answer: Row3[2]=22, Row4[1]=17, Row3[3]=25, Row5[3]=3, Row2[2]=47, Row5[1]=10, Row2[1]=49, Row4[4]=13

SubType
number-pyramid
Difficulty
hard
Levels
  • [96]
  • [49,47]
  • [27,22,25]
  • [17,10,12,13]
  • [10,7,3,9,4]
Base
  • 10
  • 7
  • 3
  • 9
  • 4
TopValue
96
HiddenCells
  • {"r":2,"c":1,"v":22}
  • {"r":3,"c":0,"v":17}
  • {"r":2,"c":2,"v":25}
  • {"r":4,"c":2,"v":3}
  • {"r":1,"c":1,"v":47}
  • {"r":4,"c":0,"v":10}
  • {"r":1,"c":0,"v":49}
  • {"r":3,"c":3,"v":13}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [115] → [_, 61] → [_, 30, 31] → [12, _, _, 13] → [_, 2, _, _, _]

Show answer

Answer: Row3[1]=24, Row5[3]=10, Row5[4]=8, Row5[5]=5, Row5[1]=10, Row4[2]=12, Row4[3]=18, Row2[1]=54

SubType
number-pyramid
Difficulty
hard
Levels
  • [115]
  • [54,61]
  • [24,30,31]
  • [12,12,18,13]
  • [10,2,10,8,5]
Base
  • 10
  • 2
  • 10
  • 8
  • 5
TopValue
115
HiddenCells
  • {"r":2,"c":0,"v":24}
  • {"r":4,"c":2,"v":10}
  • {"r":4,"c":3,"v":8}
  • {"r":4,"c":4,"v":5}
  • {"r":4,"c":0,"v":10}
  • {"r":3,"c":1,"v":12}
  • {"r":3,"c":2,"v":18}
  • {"r":1,"c":0,"v":54}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [57] → [29, 28] → [_, _, 13] → [6, _, _, 6] → [_, _, _, _, 2]

Show answer

Answer: Row3[2]=15, Row5[4]=4, Row3[1]=14, Row4[3]=7, Row5[1]=1, Row5[2]=5, Row5[3]=3, Row4[2]=8

SubType
number-pyramid
Difficulty
hard
Levels
  • [57]
  • [29,28]
  • [14,15,13]
  • [6,8,7,6]
  • [1,5,3,4,2]
Base
  • 1
  • 5
  • 3
  • 4
  • 2
TopValue
57
HiddenCells
  • {"r":2,"c":1,"v":15}
  • {"r":4,"c":3,"v":4}
  • {"r":2,"c":0,"v":14}
  • {"r":3,"c":2,"v":7}
  • {"r":4,"c":0,"v":1}
  • {"r":4,"c":1,"v":5}
  • {"r":4,"c":2,"v":3}
  • {"r":3,"c":1,"v":8}