medium Set 51 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [35] → [16, _] → [_, _, _] → [10, 1, 4, 10]

Show answer

Answer: Row3[3]=14, Row3[1]=11, Row3[2]=5, Row2[2]=19

SubType
number-pyramid
Difficulty
medium
Levels
  • [35]
  • [16,19]
  • [11,5,14]
  • [10,1,4,10]
Base
  • 10
  • 1
  • 4
  • 10
TopValue
35
HiddenCells
  • {"r":2,"c":2,"v":14}
  • {"r":2,"c":0,"v":11}
  • {"r":2,"c":1,"v":5}
  • {"r":1,"c":1,"v":19}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [47] → [_, 23] → [13, 11, _] → [_, _, 4, 8]

Show answer

Answer: Row4[1]=6, Row2[1]=24, Row4[2]=7, Row3[3]=12

SubType
number-pyramid
Difficulty
medium
Levels
  • [47]
  • [24,23]
  • [13,11,12]
  • [6,7,4,8]
Base
  • 6
  • 7
  • 4
  • 8
TopValue
47
HiddenCells
  • {"r":3,"c":0,"v":6}
  • {"r":1,"c":0,"v":24}
  • {"r":3,"c":1,"v":7}
  • {"r":2,"c":2,"v":12}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [65] → [29, _] → [_, 19, _] → [1, 9, 10, _]

Show answer

Answer: Row4[4]=7, Row3[1]=10, Row2[2]=36, Row3[3]=17

SubType
number-pyramid
Difficulty
medium
Levels
  • [65]
  • [29,36]
  • [10,19,17]
  • [1,9,10,7]
Base
  • 1
  • 9
  • 10
  • 7
TopValue
65
HiddenCells
  • {"r":3,"c":3,"v":7}
  • {"r":2,"c":0,"v":10}
  • {"r":1,"c":1,"v":36}
  • {"r":2,"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): [46] → [_, _] → [10, 11, 14] → [_, 4, 7, _]

Show answer

Answer: Row4[1]=6, Row2[2]=25, Row2[1]=21, Row4[4]=7

SubType
number-pyramid
Difficulty
medium
Levels
  • [46]
  • [21,25]
  • [10,11,14]
  • [6,4,7,7]
Base
  • 6
  • 4
  • 7
  • 7
TopValue
46
HiddenCells
  • {"r":3,"c":0,"v":6}
  • {"r":1,"c":1,"v":25}
  • {"r":1,"c":0,"v":21}
  • {"r":3,"c":3,"v":7}