medium Set 84 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [39] → [_, _] → [11, _, 6] → [_, 10, 1, 5]

Show answer

Answer: Row4[1]=1, Row2[2]=17, Row2[1]=22, Row3[2]=11

SubType
number-pyramid
Difficulty
medium
Levels
  • [39]
  • [22,17]
  • [11,11,6]
  • [1,10,1,5]
Base
  • 1
  • 10
  • 1
  • 5
TopValue
39
HiddenCells
  • {"r":3,"c":0,"v":1}
  • {"r":1,"c":1,"v":17}
  • {"r":1,"c":0,"v":22}
  • {"r":2,"c":1,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [36] → [_, 13] → [16, _, _] → [10, 6, 1, _]

Show answer

Answer: Row4[4]=5, Row2[1]=23, Row3[2]=7, Row3[3]=6

SubType
number-pyramid
Difficulty
medium
Levels
  • [36]
  • [23,13]
  • [16,7,6]
  • [10,6,1,5]
Base
  • 10
  • 6
  • 1
  • 5
TopValue
36
HiddenCells
  • {"r":3,"c":3,"v":5}
  • {"r":1,"c":0,"v":23}
  • {"r":2,"c":1,"v":7}
  • {"r":2,"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): [50] → [_, _] → [_, 11, 12] → [9, _, 4, 8]

Show answer

Answer: Row2[1]=27, Row3[1]=16, Row4[2]=7, Row2[2]=23

SubType
number-pyramid
Difficulty
medium
Levels
  • [50]
  • [27,23]
  • [16,11,12]
  • [9,7,4,8]
Base
  • 9
  • 7
  • 4
  • 8
TopValue
50
HiddenCells
  • {"r":1,"c":0,"v":27}
  • {"r":2,"c":0,"v":16}
  • {"r":3,"c":1,"v":7}
  • {"r":1,"c":1,"v":23}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [43] → [20, _] → [_, _, _] → [7, 4, 5, 9]

Show answer

Answer: Row3[3]=14, Row3[2]=9, Row3[1]=11, Row2[2]=23

SubType
number-pyramid
Difficulty
medium
Levels
  • [43]
  • [20,23]
  • [11,9,14]
  • [7,4,5,9]
Base
  • 7
  • 4
  • 5
  • 9
TopValue
43
HiddenCells
  • {"r":2,"c":2,"v":14}
  • {"r":2,"c":1,"v":9}
  • {"r":2,"c":0,"v":11}
  • {"r":1,"c":1,"v":23}