hard Set 13 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [_, 11, 11] → [10, _, _, 5] → [_, 3, 2, 4, _]

Show answer

Answer: Row1[1]=48, Row2[1]=26, Row4[2]=5, Row3[1]=15, Row2[2]=22, Row5[5]=1, Row5[1]=7, Row4[3]=6

SubType
number-pyramid
Difficulty
hard
Levels
  • [48]
  • [26,22]
  • [15,11,11]
  • [10,5,6,5]
  • [7,3,2,4,1]
Base
  • 7
  • 3
  • 2
  • 4
  • 1
TopValue
48
HiddenCells
  • {"r":0,"c":0,"v":48}
  • {"r":1,"c":0,"v":26}
  • {"r":3,"c":1,"v":5}
  • {"r":2,"c":0,"v":15}
  • {"r":1,"c":1,"v":22}
  • {"r":4,"c":4,"v":1}
  • {"r":4,"c":0,"v":7}
  • {"r":3,"c":2,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [_, 15, 20] → [_, _, 9, 11] → [3, 4, _, _, 4]

Show answer

Answer: Row4[2]=6, Row2[1]=28, Row5[4]=7, Row3[1]=13, Row5[3]=2, Row2[2]=35, Row1[1]=63, Row4[1]=7

SubType
number-pyramid
Difficulty
hard
Levels
  • [63]
  • [28,35]
  • [13,15,20]
  • [7,6,9,11]
  • [3,4,2,7,4]
Base
  • 3
  • 4
  • 2
  • 7
  • 4
TopValue
63
HiddenCells
  • {"r":3,"c":1,"v":6}
  • {"r":1,"c":0,"v":28}
  • {"r":4,"c":3,"v":7}
  • {"r":2,"c":0,"v":13}
  • {"r":4,"c":2,"v":2}
  • {"r":1,"c":1,"v":35}
  • {"r":0,"c":0,"v":63}
  • {"r":3,"c":0,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [42, _] → [26, 16, 18] → [_, 11, _, _] → [_, 9, _, 3, _]

Show answer

Answer: Row5[3]=2, Row2[2]=34, Row4[1]=15, Row5[1]=6, Row5[5]=10, Row1[1]=76, Row4[3]=5, Row4[4]=13

SubType
number-pyramid
Difficulty
hard
Levels
  • [76]
  • [42,34]
  • [26,16,18]
  • [15,11,5,13]
  • [6,9,2,3,10]
Base
  • 6
  • 9
  • 2
  • 3
  • 10
TopValue
76
HiddenCells
  • {"r":4,"c":2,"v":2}
  • {"r":1,"c":1,"v":34}
  • {"r":3,"c":0,"v":15}
  • {"r":4,"c":0,"v":6}
  • {"r":4,"c":4,"v":10}
  • {"r":0,"c":0,"v":76}
  • {"r":3,"c":2,"v":5}
  • {"r":3,"c":3,"v":13}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [34, _] → [_, _, 26] → [_, _, 12, 14] → [_, 2, 3, 9, _]

Show answer

Answer: Row2[2]=43, Row4[1]=12, Row5[1]=10, Row5[5]=5, Row4[2]=5, Row3[2]=17, Row3[1]=17, Row1[1]=77

SubType
number-pyramid
Difficulty
hard
Levels
  • [77]
  • [34,43]
  • [17,17,26]
  • [12,5,12,14]
  • [10,2,3,9,5]
Base
  • 10
  • 2
  • 3
  • 9
  • 5
TopValue
77
HiddenCells
  • {"r":1,"c":1,"v":43}
  • {"r":3,"c":0,"v":12}
  • {"r":4,"c":0,"v":10}
  • {"r":4,"c":4,"v":5}
  • {"r":3,"c":1,"v":5}
  • {"r":2,"c":1,"v":17}
  • {"r":2,"c":0,"v":17}
  • {"r":0,"c":0,"v":77}