hard Set 37 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [110] → [59, 51] → [_, 25, _] → [_, _, _, 15] → [_, 10, 4, _, _]

Show answer

Answer: Row5[4]=7, Row4[1]=20, Row3[3]=26, Row5[1]=10, Row5[5]=8, Row4[2]=14, Row3[1]=34, Row4[3]=11

SubType
number-pyramid
Difficulty
hard
Levels
  • [110]
  • [59,51]
  • [34,25,26]
  • [20,14,11,15]
  • [10,10,4,7,8]
Base
  • 10
  • 10
  • 4
  • 7
  • 8
TopValue
110
HiddenCells
  • {"r":4,"c":3,"v":7}
  • {"r":3,"c":0,"v":20}
  • {"r":2,"c":2,"v":26}
  • {"r":4,"c":0,"v":10}
  • {"r":4,"c":4,"v":8}
  • {"r":3,"c":1,"v":14}
  • {"r":2,"c":0,"v":34}
  • {"r":3,"c":2,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [75] → [44, _] → [_, 18, _] → [_, 12, 6, _] → [7, 7, _, _, _]

Show answer

Answer: Row3[3]=13, Row5[3]=5, Row4[4]=7, Row3[1]=26, Row5[5]=6, Row5[4]=1, Row2[2]=31, Row4[1]=14

SubType
number-pyramid
Difficulty
hard
Levels
  • [75]
  • [44,31]
  • [26,18,13]
  • [14,12,6,7]
  • [7,7,5,1,6]
Base
  • 7
  • 7
  • 5
  • 1
  • 6
TopValue
75
HiddenCells
  • {"r":2,"c":2,"v":13}
  • {"r":4,"c":2,"v":5}
  • {"r":3,"c":3,"v":7}
  • {"r":2,"c":0,"v":26}
  • {"r":4,"c":4,"v":6}
  • {"r":4,"c":3,"v":1}
  • {"r":1,"c":1,"v":31}
  • {"r":3,"c":0,"v":14}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [56] → [_, _] → [14, _, _] → [_, _, 8, 8] → [5, _, 1, 7, _]

Show answer

Answer: Row2[2]=29, Row4[1]=9, Row3[3]=16, Row5[2]=4, Row4[2]=5, Row3[2]=13, Row2[1]=27, Row5[5]=1

SubType
number-pyramid
Difficulty
hard
Levels
  • [56]
  • [27,29]
  • [14,13,16]
  • [9,5,8,8]
  • [5,4,1,7,1]
Base
  • 5
  • 4
  • 1
  • 7
  • 1
TopValue
56
HiddenCells
  • {"r":1,"c":1,"v":29}
  • {"r":3,"c":0,"v":9}
  • {"r":2,"c":2,"v":16}
  • {"r":4,"c":1,"v":4}
  • {"r":3,"c":1,"v":5}
  • {"r":2,"c":1,"v":13}
  • {"r":1,"c":0,"v":27}
  • {"r":4,"c":4,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [91] → [_, 38] → [_, 25, 13] → [12, _, 9, _] → [_, _, _, 1, _]

Show answer

Answer: Row4[2]=16, Row4[4]=4, Row3[1]=28, Row2[1]=53, Row5[3]=8, Row5[2]=8, Row5[5]=3, Row5[1]=4

SubType
number-pyramid
Difficulty
hard
Levels
  • [91]
  • [53,38]
  • [28,25,13]
  • [12,16,9,4]
  • [4,8,8,1,3]
Base
  • 4
  • 8
  • 8
  • 1
  • 3
TopValue
91
HiddenCells
  • {"r":3,"c":1,"v":16}
  • {"r":3,"c":3,"v":4}
  • {"r":2,"c":0,"v":28}
  • {"r":1,"c":0,"v":53}
  • {"r":4,"c":2,"v":8}
  • {"r":4,"c":1,"v":8}
  • {"r":4,"c":4,"v":3}
  • {"r":4,"c":0,"v":4}