hard Set 44 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [32, _] → [_, _, _] → [_, 8, 9, 7] → [5, _, 6, 3, _]

Show answer

Answer: Row1[1]=65, Row3[2]=17, Row2[2]=33, Row4[1]=7, Row3[3]=16, Row3[1]=15, Row5[5]=4, Row5[2]=2

SubType
number-pyramid
Difficulty
hard
Levels
  • [65]
  • [32,33]
  • [15,17,16]
  • [7,8,9,7]
  • [5,2,6,3,4]
Base
  • 5
  • 2
  • 6
  • 3
  • 4
TopValue
65
HiddenCells
  • {"r":0,"c":0,"v":65}
  • {"r":2,"c":1,"v":17}
  • {"r":1,"c":1,"v":33}
  • {"r":3,"c":0,"v":7}
  • {"r":2,"c":2,"v":16}
  • {"r":2,"c":0,"v":15}
  • {"r":4,"c":4,"v":4}
  • {"r":4,"c":1,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [83] → [_, 47] → [_, _, _] → [8, 7, 14, _] → [6, 2, _, _, _]

Show answer

Answer: Row2[1]=36, Row5[5]=3, Row5[3]=5, Row5[4]=9, Row4[4]=12, Row3[3]=26, Row3[1]=15, Row3[2]=21

SubType
number-pyramid
Difficulty
hard
Levels
  • [83]
  • [36,47]
  • [15,21,26]
  • [8,7,14,12]
  • [6,2,5,9,3]
Base
  • 6
  • 2
  • 5
  • 9
  • 3
TopValue
83
HiddenCells
  • {"r":1,"c":0,"v":36}
  • {"r":4,"c":4,"v":3}
  • {"r":4,"c":2,"v":5}
  • {"r":4,"c":3,"v":9}
  • {"r":3,"c":3,"v":12}
  • {"r":2,"c":2,"v":26}
  • {"r":2,"c":0,"v":15}
  • {"r":2,"c":1,"v":21}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 46] → [21, 22, 24] → [_, _, _, _] → [3, 6, 6, _, _]

Show answer

Answer: Row2[1]=43, Row4[1]=9, Row1[1]=89, Row4[2]=12, Row4[4]=14, Row4[3]=10, Row5[4]=4, Row5[5]=10

SubType
number-pyramid
Difficulty
hard
Levels
  • [89]
  • [43,46]
  • [21,22,24]
  • [9,12,10,14]
  • [3,6,6,4,10]
Base
  • 3
  • 6
  • 6
  • 4
  • 10
TopValue
89
HiddenCells
  • {"r":1,"c":0,"v":43}
  • {"r":3,"c":0,"v":9}
  • {"r":0,"c":0,"v":89}
  • {"r":3,"c":1,"v":12}
  • {"r":3,"c":3,"v":14}
  • {"r":3,"c":2,"v":10}
  • {"r":4,"c":3,"v":4}
  • {"r":4,"c":4,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [87] → [_, _] → [12, _, _] → [4, _, _, 17] → [_, 3, 5, 9, _]

Show answer

Answer: Row2[2]=53, Row3[2]=22, Row3[3]=31, Row4[3]=14, Row5[1]=1, Row2[1]=34, Row4[2]=8, Row5[5]=8

SubType
number-pyramid
Difficulty
hard
Levels
  • [87]
  • [34,53]
  • [12,22,31]
  • [4,8,14,17]
  • [1,3,5,9,8]
Base
  • 1
  • 3
  • 5
  • 9
  • 8
TopValue
87
HiddenCells
  • {"r":1,"c":1,"v":53}
  • {"r":2,"c":1,"v":22}
  • {"r":2,"c":2,"v":31}
  • {"r":3,"c":2,"v":14}
  • {"r":4,"c":0,"v":1}
  • {"r":1,"c":0,"v":34}
  • {"r":3,"c":1,"v":8}
  • {"r":4,"c":4,"v":8}