hard Set 36 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 47] → [_, _, 22] → [_, 11, 14, 8] → [2, 3, _, _, _]

Show answer

Answer: Row3[1]=16, Row4[1]=5, Row5[3]=8, Row5[4]=6, Row5[5]=2, Row3[2]=25, Row2[1]=41, Row1[1]=88

SubType
number-pyramid
Difficulty
hard
Levels
  • [88]
  • [41,47]
  • [16,25,22]
  • [5,11,14,8]
  • [2,3,8,6,2]
Base
  • 2
  • 3
  • 8
  • 6
  • 2
TopValue
88
HiddenCells
  • {"r":2,"c":0,"v":16}
  • {"r":3,"c":0,"v":5}
  • {"r":4,"c":2,"v":8}
  • {"r":4,"c":3,"v":6}
  • {"r":4,"c":4,"v":2}
  • {"r":2,"c":1,"v":25}
  • {"r":1,"c":0,"v":41}
  • {"r":0,"c":0,"v":88}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [105] → [63, 42] → [_, _, _] → [20, _, 9, _] → [10, 10, _, _, _]

Show answer

Answer: Row3[3]=16, Row4[2]=17, Row3[2]=26, Row5[5]=5, Row5[4]=2, Row5[3]=7, Row4[4]=7, Row3[1]=37

SubType
number-pyramid
Difficulty
hard
Levels
  • [105]
  • [63,42]
  • [37,26,16]
  • [20,17,9,7]
  • [10,10,7,2,5]
Base
  • 10
  • 10
  • 7
  • 2
  • 5
TopValue
105
HiddenCells
  • {"r":2,"c":2,"v":16}
  • {"r":3,"c":1,"v":17}
  • {"r":2,"c":1,"v":26}
  • {"r":4,"c":4,"v":5}
  • {"r":4,"c":3,"v":2}
  • {"r":4,"c":2,"v":7}
  • {"r":3,"c":3,"v":7}
  • {"r":2,"c":0,"v":37}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 37] → [10, _, _] → [2, _, 10, _] → [_, 1, 7, 3, _]

Show answer

Answer: Row4[4]=9, Row1[1]=65, Row4[2]=8, Row3[2]=18, Row3[3]=19, Row2[1]=28, Row5[1]=1, Row5[5]=6

SubType
number-pyramid
Difficulty
hard
Levels
  • [65]
  • [28,37]
  • [10,18,19]
  • [2,8,10,9]
  • [1,1,7,3,6]
Base
  • 1
  • 1
  • 7
  • 3
  • 6
TopValue
65
HiddenCells
  • {"r":3,"c":3,"v":9}
  • {"r":0,"c":0,"v":65}
  • {"r":3,"c":1,"v":8}
  • {"r":2,"c":1,"v":18}
  • {"r":2,"c":2,"v":19}
  • {"r":1,"c":0,"v":28}
  • {"r":4,"c":0,"v":1}
  • {"r":4,"c":4,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 42] → [11, 18, 24] → [_, _, _, 13] → [2, _, _, _, 7]

Show answer

Answer: Row1[1]=71, Row4[2]=7, Row5[2]=2, Row4[1]=4, Row2[1]=29, Row4[3]=11, Row5[3]=5, Row5[4]=6

SubType
number-pyramid
Difficulty
hard
Levels
  • [71]
  • [29,42]
  • [11,18,24]
  • [4,7,11,13]
  • [2,2,5,6,7]
Base
  • 2
  • 2
  • 5
  • 6
  • 7
TopValue
71
HiddenCells
  • {"r":0,"c":0,"v":71}
  • {"r":3,"c":1,"v":7}
  • {"r":4,"c":1,"v":2}
  • {"r":3,"c":0,"v":4}
  • {"r":1,"c":0,"v":29}
  • {"r":3,"c":2,"v":11}
  • {"r":4,"c":2,"v":5}
  • {"r":4,"c":3,"v":6}