hard Set 48 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [30, _] → [12, _, 25] → [_, 6, 12, _] → [3, _, 3, _, _]

Show answer

Answer: Row5[2]=3, Row1[1]=73, Row3[2]=18, Row5[4]=9, Row5[5]=4, Row4[4]=13, Row4[1]=6, Row2[2]=43

SubType
number-pyramid
Difficulty
hard
Levels
  • [73]
  • [30,43]
  • [12,18,25]
  • [6,6,12,13]
  • [3,3,3,9,4]
Base
  • 3
  • 3
  • 3
  • 9
  • 4
TopValue
73
HiddenCells
  • {"r":4,"c":1,"v":3}
  • {"r":0,"c":0,"v":73}
  • {"r":2,"c":1,"v":18}
  • {"r":4,"c":3,"v":9}
  • {"r":4,"c":4,"v":4}
  • {"r":3,"c":3,"v":13}
  • {"r":3,"c":0,"v":6}
  • {"r":1,"c":1,"v":43}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [25, _, 27] → [13, 12, 12, _] → [5, 8, _, _, _]

Show answer

Answer: Row2[2]=51, Row5[4]=8, Row5[5]=7, Row2[1]=49, Row3[2]=24, Row4[4]=15, Row5[3]=4, Row1[1]=100

SubType
number-pyramid
Difficulty
hard
Levels
  • [100]
  • [49,51]
  • [25,24,27]
  • [13,12,12,15]
  • [5,8,4,8,7]
Base
  • 5
  • 8
  • 4
  • 8
  • 7
TopValue
100
HiddenCells
  • {"r":1,"c":1,"v":51}
  • {"r":4,"c":3,"v":8}
  • {"r":4,"c":4,"v":7}
  • {"r":1,"c":0,"v":49}
  • {"r":2,"c":1,"v":24}
  • {"r":3,"c":3,"v":15}
  • {"r":4,"c":2,"v":4}
  • {"r":0,"c":0,"v":100}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [114] → [_, _] → [_, _, 30] → [_, 14, _, _] → [8, _, 8, 6, 10]

Show answer

Answer: Row3[1]=28, Row2[1]=56, Row5[2]=6, Row4[1]=14, Row4[3]=14, Row3[2]=28, Row2[2]=58, Row4[4]=16

SubType
number-pyramid
Difficulty
hard
Levels
  • [114]
  • [56,58]
  • [28,28,30]
  • [14,14,14,16]
  • [8,6,8,6,10]
Base
  • 8
  • 6
  • 8
  • 6
  • 10
TopValue
114
HiddenCells
  • {"r":2,"c":0,"v":28}
  • {"r":1,"c":0,"v":56}
  • {"r":4,"c":1,"v":6}
  • {"r":3,"c":0,"v":14}
  • {"r":3,"c":2,"v":14}
  • {"r":2,"c":1,"v":28}
  • {"r":1,"c":1,"v":58}
  • {"r":3,"c":3,"v":16}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 31] → [27, _, _] → [15, 12, _, _] → [8, 7, _, _, 3]

Show answer

Answer: Row3[3]=12, Row2[1]=46, Row5[3]=5, Row4[4]=5, Row3[2]=19, Row4[3]=7, Row5[4]=2, Row1[1]=77

SubType
number-pyramid
Difficulty
hard
Levels
  • [77]
  • [46,31]
  • [27,19,12]
  • [15,12,7,5]
  • [8,7,5,2,3]
Base
  • 8
  • 7
  • 5
  • 2
  • 3
TopValue
77
HiddenCells
  • {"r":2,"c":2,"v":12}
  • {"r":1,"c":0,"v":46}
  • {"r":4,"c":2,"v":5}
  • {"r":3,"c":3,"v":5}
  • {"r":2,"c":1,"v":19}
  • {"r":3,"c":2,"v":7}
  • {"r":4,"c":3,"v":2}
  • {"r":0,"c":0,"v":77}