hard Set 19 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [102] → [_, 55] → [_, 27, _] → [10, _, _, 11] → [8, 2, _, _, _]

Show answer

Answer: Row4[3]=17, Row4[2]=10, Row3[1]=20, Row5[3]=8, Row2[1]=47, Row3[3]=28, Row5[5]=2, Row5[4]=9

SubType
number-pyramid
Difficulty
hard
Levels
  • [102]
  • [47,55]
  • [20,27,28]
  • [10,10,17,11]
  • [8,2,8,9,2]
Base
  • 8
  • 2
  • 8
  • 9
  • 2
TopValue
102
HiddenCells
  • {"r":3,"c":2,"v":17}
  • {"r":3,"c":1,"v":10}
  • {"r":2,"c":0,"v":20}
  • {"r":4,"c":2,"v":8}
  • {"r":1,"c":0,"v":47}
  • {"r":2,"c":2,"v":28}
  • {"r":4,"c":4,"v":2}
  • {"r":4,"c":3,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [131] → [65, _] → [31, _, 32] → [15, _, _, _] → [_, 8, _, 10, _]

Show answer

Answer: Row3[2]=34, Row4[3]=18, Row5[5]=4, Row4[4]=14, Row4[2]=16, Row5[1]=7, Row2[2]=66, Row5[3]=8

SubType
number-pyramid
Difficulty
hard
Levels
  • [131]
  • [65,66]
  • [31,34,32]
  • [15,16,18,14]
  • [7,8,8,10,4]
Base
  • 7
  • 8
  • 8
  • 10
  • 4
TopValue
131
HiddenCells
  • {"r":2,"c":1,"v":34}
  • {"r":3,"c":2,"v":18}
  • {"r":4,"c":4,"v":4}
  • {"r":3,"c":3,"v":14}
  • {"r":3,"c":1,"v":16}
  • {"r":4,"c":0,"v":7}
  • {"r":1,"c":1,"v":66}
  • {"r":4,"c":2,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [118] → [_, _] → [31, 29, _] → [_, _, 15, _] → [10, _, 7, _, 6]

Show answer

Answer: Row2[1]=60, Row4[4]=14, Row4[2]=14, Row5[4]=8, Row4[1]=17, Row3[3]=29, Row2[2]=58, Row5[2]=7

SubType
number-pyramid
Difficulty
hard
Levels
  • [118]
  • [60,58]
  • [31,29,29]
  • [17,14,15,14]
  • [10,7,7,8,6]
Base
  • 10
  • 7
  • 7
  • 8
  • 6
TopValue
118
HiddenCells
  • {"r":1,"c":0,"v":60}
  • {"r":3,"c":3,"v":14}
  • {"r":3,"c":1,"v":14}
  • {"r":4,"c":3,"v":8}
  • {"r":3,"c":0,"v":17}
  • {"r":2,"c":2,"v":29}
  • {"r":1,"c":1,"v":58}
  • {"r":4,"c":1,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [66, 70] → [33, _, 37] → [_, 16, _, 20] → [_, _, 7, _, _]

Show answer

Answer: Row5[1]=8, Row5[5]=10, Row5[2]=9, Row3[2]=33, Row1[1]=136, Row5[4]=10, Row4[1]=17, Row4[3]=17

SubType
number-pyramid
Difficulty
hard
Levels
  • [136]
  • [66,70]
  • [33,33,37]
  • [17,16,17,20]
  • [8,9,7,10,10]
Base
  • 8
  • 9
  • 7
  • 10
  • 10
TopValue
136
HiddenCells
  • {"r":4,"c":0,"v":8}
  • {"r":4,"c":4,"v":10}
  • {"r":4,"c":1,"v":9}
  • {"r":2,"c":1,"v":33}
  • {"r":0,"c":0,"v":136}
  • {"r":4,"c":3,"v":10}
  • {"r":3,"c":0,"v":17}
  • {"r":3,"c":2,"v":17}