hard Set 13 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [79] → [_, _] → [_, _, 17] → [16, _, 8, _] → [8, _, _, 6, 3]

Show answer

Answer: Row5[2]=8, Row2[2]=35, Row2[1]=44, Row4[4]=9, Row5[3]=2, Row3[1]=26, Row3[2]=18, Row4[2]=10

SubType
number-pyramid
Difficulty
hard
Levels
  • [79]
  • [44,35]
  • [26,18,17]
  • [16,10,8,9]
  • [8,8,2,6,3]
Base
  • 8
  • 8
  • 2
  • 6
  • 3
TopValue
79
HiddenCells
  • {"r":4,"c":1,"v":8}
  • {"r":1,"c":1,"v":35}
  • {"r":1,"c":0,"v":44}
  • {"r":3,"c":3,"v":9}
  • {"r":4,"c":2,"v":2}
  • {"r":2,"c":0,"v":26}
  • {"r":2,"c":1,"v":18}
  • {"r":3,"c":1,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [113] → [57, _] → [_, _, _] → [_, _, _, 15] → [8, 9, 4, _, 5]

Show answer

Answer: Row4[2]=13, Row3[2]=27, Row5[4]=10, Row3[1]=30, Row4[3]=14, Row3[3]=29, Row2[2]=56, Row4[1]=17

SubType
number-pyramid
Difficulty
hard
Levels
  • [113]
  • [57,56]
  • [30,27,29]
  • [17,13,14,15]
  • [8,9,4,10,5]
Base
  • 8
  • 9
  • 4
  • 10
  • 5
TopValue
113
HiddenCells
  • {"r":3,"c":1,"v":13}
  • {"r":2,"c":1,"v":27}
  • {"r":4,"c":3,"v":10}
  • {"r":2,"c":0,"v":30}
  • {"r":3,"c":2,"v":14}
  • {"r":2,"c":2,"v":29}
  • {"r":1,"c":1,"v":56}
  • {"r":3,"c":0,"v":17}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [93] → [_, 53] → [_, 22, _] → [10, _, 14, 17] → [9, _, _, _, _]

Show answer

Answer: Row5[3]=7, Row5[5]=10, Row3[3]=31, Row4[2]=8, Row3[1]=18, Row2[1]=40, Row5[4]=7, Row5[2]=1

SubType
number-pyramid
Difficulty
hard
Levels
  • [93]
  • [40,53]
  • [18,22,31]
  • [10,8,14,17]
  • [9,1,7,7,10]
Base
  • 9
  • 1
  • 7
  • 7
  • 10
TopValue
93
HiddenCells
  • {"r":4,"c":2,"v":7}
  • {"r":4,"c":4,"v":10}
  • {"r":2,"c":2,"v":31}
  • {"r":3,"c":1,"v":8}
  • {"r":2,"c":0,"v":18}
  • {"r":1,"c":0,"v":40}
  • {"r":4,"c":3,"v":7}
  • {"r":4,"c":1,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [40, 37] → [_, _, 21] → [_, 8, 8, _] → [10, _, _, 6, _]

Show answer

Answer: Row5[2]=6, Row5[5]=7, Row1[1]=77, Row3[2]=16, Row5[3]=2, Row4[4]=13, Row4[1]=16, Row3[1]=24

SubType
number-pyramid
Difficulty
hard
Levels
  • [77]
  • [40,37]
  • [24,16,21]
  • [16,8,8,13]
  • [10,6,2,6,7]
Base
  • 10
  • 6
  • 2
  • 6
  • 7
TopValue
77
HiddenCells
  • {"r":4,"c":1,"v":6}
  • {"r":4,"c":4,"v":7}
  • {"r":0,"c":0,"v":77}
  • {"r":2,"c":1,"v":16}
  • {"r":4,"c":2,"v":2}
  • {"r":3,"c":3,"v":13}
  • {"r":3,"c":0,"v":16}
  • {"r":2,"c":0,"v":24}