hard Set 88 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [102] → [45, _] → [_, 28, 29] → [6, _, 17, _] → [_, _, 8, _, _]

Show answer

Answer: Row3[1]=17, Row5[4]=9, Row4[2]=11, Row5[1]=3, Row4[4]=12, Row5[5]=3, Row2[2]=57, Row5[2]=3

SubType
number-pyramid
Difficulty
hard
Levels
  • [102]
  • [45,57]
  • [17,28,29]
  • [6,11,17,12]
  • [3,3,8,9,3]
Base
  • 3
  • 3
  • 8
  • 9
  • 3
TopValue
102
HiddenCells
  • {"r":2,"c":0,"v":17}
  • {"r":4,"c":3,"v":9}
  • {"r":3,"c":1,"v":11}
  • {"r":4,"c":0,"v":3}
  • {"r":3,"c":3,"v":12}
  • {"r":4,"c":4,"v":3}
  • {"r":1,"c":1,"v":57}
  • {"r":4,"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): [81] → [44, _] → [22, 22, _] → [_, 11, _, 4] → [_, _, 8, _, _]

Show answer

Answer: Row5[4]=3, Row5[1]=8, Row4[1]=11, Row2[2]=37, Row5[5]=1, Row3[3]=15, Row4[3]=11, Row5[2]=3

SubType
number-pyramid
Difficulty
hard
Levels
  • [81]
  • [44,37]
  • [22,22,15]
  • [11,11,11,4]
  • [8,3,8,3,1]
Base
  • 8
  • 3
  • 8
  • 3
  • 1
TopValue
81
HiddenCells
  • {"r":4,"c":3,"v":3}
  • {"r":4,"c":0,"v":8}
  • {"r":3,"c":0,"v":11}
  • {"r":1,"c":1,"v":37}
  • {"r":4,"c":4,"v":1}
  • {"r":2,"c":2,"v":15}
  • {"r":3,"c":2,"v":11}
  • {"r":4,"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): [_] → [26, _] → [_, 11, _] → [9, 6, _, _] → [_, 4, _, 3, 3]

Show answer

Answer: Row5[1]=5, Row4[3]=5, Row2[2]=22, Row4[4]=6, Row1[1]=48, Row3[3]=11, Row3[1]=15, Row5[3]=2

SubType
number-pyramid
Difficulty
hard
Levels
  • [48]
  • [26,22]
  • [15,11,11]
  • [9,6,5,6]
  • [5,4,2,3,3]
Base
  • 5
  • 4
  • 2
  • 3
  • 3
TopValue
48
HiddenCells
  • {"r":4,"c":0,"v":5}
  • {"r":3,"c":2,"v":5}
  • {"r":1,"c":1,"v":22}
  • {"r":3,"c":3,"v":6}
  • {"r":0,"c":0,"v":48}
  • {"r":2,"c":2,"v":11}
  • {"r":2,"c":0,"v":15}
  • {"r":4,"c":2,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [49, _] → [17, _, _] → [5, _, _, 17] → [_, 2, 10, 10, _]

Show answer

Answer: Row2[2]=69, Row4[2]=12, Row1[1]=118, Row5[5]=7, Row5[1]=3, Row3[3]=37, Row4[3]=20, Row3[2]=32

SubType
number-pyramid
Difficulty
hard
Levels
  • [118]
  • [49,69]
  • [17,32,37]
  • [5,12,20,17]
  • [3,2,10,10,7]
Base
  • 3
  • 2
  • 10
  • 10
  • 7
TopValue
118
HiddenCells
  • {"r":1,"c":1,"v":69}
  • {"r":3,"c":1,"v":12}
  • {"r":0,"c":0,"v":118}
  • {"r":4,"c":4,"v":7}
  • {"r":4,"c":0,"v":3}
  • {"r":2,"c":2,"v":37}
  • {"r":3,"c":2,"v":20}
  • {"r":2,"c":1,"v":32}