hard Set 24 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [74] → [_, _] → [_, 20, 17] → [7, _, 10, _] → [_, 6, _, _, 1]

Show answer

Answer: Row2[2]=37, Row4[2]=10, Row5[1]=1, Row2[1]=37, Row3[1]=17, Row5[4]=6, Row4[4]=7, Row5[3]=4

SubType
number-pyramid
Difficulty
hard
Levels
  • [74]
  • [37,37]
  • [17,20,17]
  • [7,10,10,7]
  • [1,6,4,6,1]
Base
  • 1
  • 6
  • 4
  • 6
  • 1
TopValue
74
HiddenCells
  • {"r":1,"c":1,"v":37}
  • {"r":3,"c":1,"v":10}
  • {"r":4,"c":0,"v":1}
  • {"r":1,"c":0,"v":37}
  • {"r":2,"c":0,"v":17}
  • {"r":4,"c":3,"v":6}
  • {"r":3,"c":3,"v":7}
  • {"r":4,"c":2,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [85] → [37, _] → [_, _, _] → [5, 9, 14, 11] → [_, _, _, 6, _]

Show answer

Answer: Row5[2]=1, Row3[2]=23, Row3[1]=14, Row5[1]=4, Row2[2]=48, Row5[3]=8, Row5[5]=5, Row3[3]=25

SubType
number-pyramid
Difficulty
hard
Levels
  • [85]
  • [37,48]
  • [14,23,25]
  • [5,9,14,11]
  • [4,1,8,6,5]
Base
  • 4
  • 1
  • 8
  • 6
  • 5
TopValue
85
HiddenCells
  • {"r":4,"c":1,"v":1}
  • {"r":2,"c":1,"v":23}
  • {"r":2,"c":0,"v":14}
  • {"r":4,"c":0,"v":4}
  • {"r":1,"c":1,"v":48}
  • {"r":4,"c":2,"v":8}
  • {"r":4,"c":4,"v":5}
  • {"r":2,"c":2,"v":25}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [115] → [_, 51] → [35, _, _] → [18, _, 12, _] → [_, _, 9, _, 7]

Show answer

Answer: Row4[2]=17, Row5[4]=3, Row5[2]=8, Row5[1]=10, Row3[3]=22, Row2[1]=64, Row3[2]=29, Row4[4]=10

SubType
number-pyramid
Difficulty
hard
Levels
  • [115]
  • [64,51]
  • [35,29,22]
  • [18,17,12,10]
  • [10,8,9,3,7]
Base
  • 10
  • 8
  • 9
  • 3
  • 7
TopValue
115
HiddenCells
  • {"r":3,"c":1,"v":17}
  • {"r":4,"c":3,"v":3}
  • {"r":4,"c":1,"v":8}
  • {"r":4,"c":0,"v":10}
  • {"r":2,"c":2,"v":22}
  • {"r":1,"c":0,"v":64}
  • {"r":2,"c":1,"v":29}
  • {"r":3,"c":3,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [41] → [_, _] → [_, 9, 10] → [_, 5, _, _] → [4, 4, 1, _, _]

Show answer

Answer: Row5[4]=3, Row2[2]=19, Row3[1]=13, Row4[4]=6, Row4[3]=4, Row5[5]=3, Row2[1]=22, Row4[1]=8

SubType
number-pyramid
Difficulty
hard
Levels
  • [41]
  • [22,19]
  • [13,9,10]
  • [8,5,4,6]
  • [4,4,1,3,3]
Base
  • 4
  • 4
  • 1
  • 3
  • 3
TopValue
41
HiddenCells
  • {"r":4,"c":3,"v":3}
  • {"r":1,"c":1,"v":19}
  • {"r":2,"c":0,"v":13}
  • {"r":3,"c":3,"v":6}
  • {"r":3,"c":2,"v":4}
  • {"r":4,"c":4,"v":3}
  • {"r":1,"c":0,"v":22}
  • {"r":3,"c":0,"v":8}