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): [_] → [62, _] → [_, 34, 31] → [10, 18, _, 15] → [_, _, 10, _, _]

Show answer

Answer: Row4[3]=16, Row2[2]=65, Row3[1]=28, Row5[4]=6, Row5[1]=2, Row1[1]=127, Row5[2]=8, Row5[5]=9

SubType
number-pyramid
Difficulty
hard
Levels
  • [127]
  • [62,65]
  • [28,34,31]
  • [10,18,16,15]
  • [2,8,10,6,9]
Base
  • 2
  • 8
  • 10
  • 6
  • 9
TopValue
127
HiddenCells
  • {"r":3,"c":2,"v":16}
  • {"r":1,"c":1,"v":65}
  • {"r":2,"c":0,"v":28}
  • {"r":4,"c":3,"v":6}
  • {"r":4,"c":0,"v":2}
  • {"r":0,"c":0,"v":127}
  • {"r":4,"c":1,"v":8}
  • {"r":4,"c":4,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [118] → [_, _] → [26, 32, 28] → [11, _, _, 11] → [_, _, 7, _, _]

Show answer

Answer: Row5[4]=10, Row5[5]=1, Row2[1]=58, Row5[1]=3, Row2[2]=60, Row4[2]=15, Row5[2]=8, Row4[3]=17

SubType
number-pyramid
Difficulty
hard
Levels
  • [118]
  • [58,60]
  • [26,32,28]
  • [11,15,17,11]
  • [3,8,7,10,1]
Base
  • 3
  • 8
  • 7
  • 10
  • 1
TopValue
118
HiddenCells
  • {"r":4,"c":3,"v":10}
  • {"r":4,"c":4,"v":1}
  • {"r":1,"c":0,"v":58}
  • {"r":4,"c":0,"v":3}
  • {"r":1,"c":1,"v":60}
  • {"r":3,"c":1,"v":15}
  • {"r":4,"c":1,"v":8}
  • {"r":3,"c":2,"v":17}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [101] → [_, _] → [_, 26, _] → [12, _, 12, _] → [3, _, 5, _, 4]

Show answer

Answer: Row4[2]=14, Row3[1]=26, Row3[3]=23, Row4[4]=11, Row5[2]=9, Row5[4]=7, Row2[2]=49, Row2[1]=52

SubType
number-pyramid
Difficulty
hard
Levels
  • [101]
  • [52,49]
  • [26,26,23]
  • [12,14,12,11]
  • [3,9,5,7,4]
Base
  • 3
  • 9
  • 5
  • 7
  • 4
TopValue
101
HiddenCells
  • {"r":3,"c":1,"v":14}
  • {"r":2,"c":0,"v":26}
  • {"r":2,"c":2,"v":23}
  • {"r":3,"c":3,"v":11}
  • {"r":4,"c":1,"v":9}
  • {"r":4,"c":3,"v":7}
  • {"r":1,"c":1,"v":49}
  • {"r":1,"c":0,"v":52}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 55] → [_, _, _] → [_, 8, _, 17] → [_, 2, 6, 9, 8]

Show answer

Answer: Row3[1]=12, Row2[1]=35, Row4[3]=15, Row3[2]=23, Row3[3]=32, Row5[1]=2, Row1[1]=90, Row4[1]=4

SubType
number-pyramid
Difficulty
hard
Levels
  • [90]
  • [35,55]
  • [12,23,32]
  • [4,8,15,17]
  • [2,2,6,9,8]
Base
  • 2
  • 2
  • 6
  • 9
  • 8
TopValue
90
HiddenCells
  • {"r":2,"c":0,"v":12}
  • {"r":1,"c":0,"v":35}
  • {"r":3,"c":2,"v":15}
  • {"r":2,"c":1,"v":23}
  • {"r":2,"c":2,"v":32}
  • {"r":4,"c":0,"v":2}
  • {"r":0,"c":0,"v":90}
  • {"r":3,"c":0,"v":4}