medium Set 75 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [58] → [31, _] → [17, _, 13] → [_, 7, _, 6]

Show answer

Answer: Row3[2]=14, Row4[3]=7, Row4[1]=10, Row2[2]=27

SubType
number-pyramid
Difficulty
medium
Levels
  • [58]
  • [31,27]
  • [17,14,13]
  • [10,7,7,6]
Base
  • 10
  • 7
  • 7
  • 6
TopValue
58
HiddenCells
  • {"r":2,"c":1,"v":14}
  • {"r":3,"c":2,"v":7}
  • {"r":3,"c":0,"v":10}
  • {"r":1,"c":1,"v":27}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [36] → [21, 15] → [_, 10, _] → [_, 6, _, 1]

Show answer

Answer: Row3[1]=11, Row3[3]=5, Row4[3]=4, Row4[1]=5

SubType
number-pyramid
Difficulty
medium
Levels
  • [36]
  • [21,15]
  • [11,10,5]
  • [5,6,4,1]
Base
  • 5
  • 6
  • 4
  • 1
TopValue
36
HiddenCells
  • {"r":2,"c":0,"v":11}
  • {"r":2,"c":2,"v":5}
  • {"r":3,"c":2,"v":4}
  • {"r":3,"c":0,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [20, _] → [13, 7, 10] → [_, 3, 4, _]

Show answer

Answer: Row1[1]=37, Row4[1]=10, Row2[2]=17, Row4[4]=6

SubType
number-pyramid
Difficulty
medium
Levels
  • [37]
  • [20,17]
  • [13,7,10]
  • [10,3,4,6]
Base
  • 10
  • 3
  • 4
  • 6
TopValue
37
HiddenCells
  • {"r":0,"c":0,"v":37}
  • {"r":3,"c":0,"v":10}
  • {"r":1,"c":1,"v":17}
  • {"r":3,"c":3,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [24] → [_, _] → [3, _, 13] → [2, 1, _, 10]

Show answer

Answer: Row2[1]=7, Row2[2]=17, Row3[2]=4, Row4[3]=3

SubType
number-pyramid
Difficulty
medium
Levels
  • [24]
  • [7,17]
  • [3,4,13]
  • [2,1,3,10]
Base
  • 2
  • 1
  • 3
  • 10
TopValue
24
HiddenCells
  • {"r":1,"c":0,"v":7}
  • {"r":1,"c":1,"v":17}
  • {"r":2,"c":1,"v":4}
  • {"r":3,"c":2,"v":3}