expert Set 37 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [18] → [6, _] → [4, 2, _]

Show answer

Answer: Row2[2]=12, Row3[3]=10

SubType
number-pyramid
Difficulty
expert
Levels
  • [18]
  • [6,12]
  • [4,2,10]
Base
  • 4
  • 2
  • 10
TopValue
18
HiddenCells
  • {"r":1,"c":1,"v":12}
  • {"r":2,"c":2,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [13, 17] → [6, _, 10]

Show answer

Answer: Row1[1]=30, Row3[2]=7

SubType
number-pyramid
Difficulty
expert
Levels
  • [30]
  • [13,17]
  • [6,7,10]
Base
  • 6
  • 7
  • 10
TopValue
30
HiddenCells
  • {"r":0,"c":0,"v":30}
  • {"r":2,"c":1,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [15] → [8, _] → [_, 6, 1]

Show answer

Answer: Row3[1]=2, Row2[2]=7

SubType
number-pyramid
Difficulty
expert
Levels
  • [15]
  • [8,7]
  • [2,6,1]
Base
  • 2
  • 6
  • 1
TopValue
15
HiddenCells
  • {"r":2,"c":0,"v":2}
  • {"r":1,"c":1,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [16, 15] → [_, 8, 7]

Show answer

Answer: Row1[1]=31, Row3[1]=8

SubType
number-pyramid
Difficulty
expert
Levels
  • [31]
  • [16,15]
  • [8,8,7]
Base
  • 8
  • 8
  • 7
TopValue
31
HiddenCells
  • {"r":0,"c":0,"v":31}
  • {"r":2,"c":0,"v":8}