hard Set 56 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [115] → [60, _] → [30, _, _] → [_, 16, _, _] → [6, _, 8, 6, _]

Show answer

Answer: Row4[3]=14, Row5[2]=8, Row4[1]=14, Row5[5]=5, Row3[2]=30, Row3[3]=25, Row2[2]=55, Row4[4]=11

SubType
number-pyramid
Difficulty
hard
Levels
  • [115]
  • [60,55]
  • [30,30,25]
  • [14,16,14,11]
  • [6,8,8,6,5]
Base
  • 6
  • 8
  • 8
  • 6
  • 5
TopValue
115
HiddenCells
  • {"r":3,"c":2,"v":14}
  • {"r":4,"c":1,"v":8}
  • {"r":3,"c":0,"v":14}
  • {"r":4,"c":4,"v":5}
  • {"r":2,"c":1,"v":30}
  • {"r":2,"c":2,"v":25}
  • {"r":1,"c":1,"v":55}
  • {"r":3,"c":3,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [78] → [37, 41] → [14, _, _] → [_, 11, _, _] → [2, _, _, 2, _]

Show answer

Answer: Row4[4]=6, Row3[3]=18, Row5[3]=10, Row3[2]=23, Row5[5]=4, Row4[1]=3, Row4[3]=12, Row5[2]=1

SubType
number-pyramid
Difficulty
hard
Levels
  • [78]
  • [37,41]
  • [14,23,18]
  • [3,11,12,6]
  • [2,1,10,2,4]
Base
  • 2
  • 1
  • 10
  • 2
  • 4
TopValue
78
HiddenCells
  • {"r":3,"c":3,"v":6}
  • {"r":2,"c":2,"v":18}
  • {"r":4,"c":2,"v":10}
  • {"r":2,"c":1,"v":23}
  • {"r":4,"c":4,"v":4}
  • {"r":3,"c":0,"v":3}
  • {"r":3,"c":2,"v":12}
  • {"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): [_] → [_, _] → [_, 14, 13] → [_, _, 5, 8] → [_, 7, 2, _, 5]

Show answer

Answer: Row5[4]=3, Row4[1]=8, Row5[1]=1, Row1[1]=58, Row2[2]=27, Row3[1]=17, Row4[2]=9, Row2[1]=31

SubType
number-pyramid
Difficulty
hard
Levels
  • [58]
  • [31,27]
  • [17,14,13]
  • [8,9,5,8]
  • [1,7,2,3,5]
Base
  • 1
  • 7
  • 2
  • 3
  • 5
TopValue
58
HiddenCells
  • {"r":4,"c":3,"v":3}
  • {"r":3,"c":0,"v":8}
  • {"r":4,"c":0,"v":1}
  • {"r":0,"c":0,"v":58}
  • {"r":1,"c":1,"v":27}
  • {"r":2,"c":0,"v":17}
  • {"r":3,"c":1,"v":9}
  • {"r":1,"c":0,"v":31}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [23, 33] → [_, _, _] → [4, _, _, 10] → [_, _, 2, 7, 3]

Show answer

Answer: Row5[2]=3, Row3[3]=19, Row3[2]=14, Row4[2]=5, Row3[1]=9, Row1[1]=56, Row5[1]=1, Row4[3]=9

SubType
number-pyramid
Difficulty
hard
Levels
  • [56]
  • [23,33]
  • [9,14,19]
  • [4,5,9,10]
  • [1,3,2,7,3]
Base
  • 1
  • 3
  • 2
  • 7
  • 3
TopValue
56
HiddenCells
  • {"r":4,"c":1,"v":3}
  • {"r":2,"c":2,"v":19}
  • {"r":2,"c":1,"v":14}
  • {"r":3,"c":1,"v":5}
  • {"r":2,"c":0,"v":9}
  • {"r":0,"c":0,"v":56}
  • {"r":4,"c":0,"v":1}
  • {"r":3,"c":2,"v":9}