hard Set 77 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [126] → [59, _] → [_, 32, _] → [11, _, 16, _] → [_, _, 7, 9, _]

Show answer

Answer: Row5[2]=9, Row2[2]=67, Row5[1]=2, Row4[2]=16, Row5[5]=10, Row3[3]=35, Row4[4]=19, Row3[1]=27

SubType
number-pyramid
Difficulty
hard
Levels
  • [126]
  • [59,67]
  • [27,32,35]
  • [11,16,16,19]
  • [2,9,7,9,10]
Base
  • 2
  • 9
  • 7
  • 9
  • 10
TopValue
126
HiddenCells
  • {"r":4,"c":1,"v":9}
  • {"r":1,"c":1,"v":67}
  • {"r":4,"c":0,"v":2}
  • {"r":3,"c":1,"v":16}
  • {"r":4,"c":4,"v":10}
  • {"r":2,"c":2,"v":35}
  • {"r":3,"c":3,"v":19}
  • {"r":2,"c":0,"v":27}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [43] → [_, 26] → [_, 9, _] → [_, _, _, 11] → [_, 1, 2, 4, _]

Show answer

Answer: Row4[3]=6, Row3[1]=8, Row5[1]=4, Row2[1]=17, Row3[3]=17, Row4[1]=5, Row5[5]=7, Row4[2]=3

SubType
number-pyramid
Difficulty
hard
Levels
  • [43]
  • [17,26]
  • [8,9,17]
  • [5,3,6,11]
  • [4,1,2,4,7]
Base
  • 4
  • 1
  • 2
  • 4
  • 7
TopValue
43
HiddenCells
  • {"r":3,"c":2,"v":6}
  • {"r":2,"c":0,"v":8}
  • {"r":4,"c":0,"v":4}
  • {"r":1,"c":0,"v":17}
  • {"r":2,"c":2,"v":17}
  • {"r":3,"c":0,"v":5}
  • {"r":4,"c":4,"v":7}
  • {"r":3,"c":1,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 41] → [_, _, 15] → [_, 17, _, 6] → [_, 10, 7, _, 4]

Show answer

Answer: Row4[3]=9, Row5[4]=2, Row4[1]=12, Row1[1]=96, Row3[2]=26, Row5[1]=2, Row3[1]=29, Row2[1]=55

SubType
number-pyramid
Difficulty
hard
Levels
  • [96]
  • [55,41]
  • [29,26,15]
  • [12,17,9,6]
  • [2,10,7,2,4]
Base
  • 2
  • 10
  • 7
  • 2
  • 4
TopValue
96
HiddenCells
  • {"r":3,"c":2,"v":9}
  • {"r":4,"c":3,"v":2}
  • {"r":3,"c":0,"v":12}
  • {"r":0,"c":0,"v":96}
  • {"r":2,"c":1,"v":26}
  • {"r":4,"c":0,"v":2}
  • {"r":2,"c":0,"v":29}
  • {"r":1,"c":0,"v":55}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [128] → [_, _] → [32, _, 32] → [17, _, _, 15] → [_, _, 8, _, 6]

Show answer

Answer: Row2[2]=64, Row2[1]=64, Row3[2]=32, Row4[3]=17, Row5[2]=7, Row4[2]=15, Row5[1]=10, Row5[4]=9

SubType
number-pyramid
Difficulty
hard
Levels
  • [128]
  • [64,64]
  • [32,32,32]
  • [17,15,17,15]
  • [10,7,8,9,6]
Base
  • 10
  • 7
  • 8
  • 9
  • 6
TopValue
128
HiddenCells
  • {"r":1,"c":1,"v":64}
  • {"r":1,"c":0,"v":64}
  • {"r":2,"c":1,"v":32}
  • {"r":3,"c":2,"v":17}
  • {"r":4,"c":1,"v":7}
  • {"r":3,"c":1,"v":15}
  • {"r":4,"c":0,"v":10}
  • {"r":4,"c":3,"v":9}