expert Set 70 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] → [8, 3, _]

Show answer

Answer: Row3[3]=8, Row1[1]=22

SubType
number-pyramid
Difficulty
expert
Levels
  • [22]
  • [11,11]
  • [8,3,8]
Base
  • 8
  • 3
  • 8
TopValue
22
HiddenCells
  • {"r":2,"c":2,"v":8}
  • {"r":0,"c":0,"v":22}

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

Show answer

Answer: Row1[1]=5, Row3[1]=1

SubType
number-pyramid
Difficulty
expert
Levels
  • [5]
  • [2,3]
  • [1,1,2]
Base
  • 1
  • 1
  • 2
TopValue
5
HiddenCells
  • {"r":0,"c":0,"v":5}
  • {"r":2,"c":0,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [17] → [7, _] → [1, _, 4]

Show answer

Answer: Row3[2]=6, Row2[2]=10

SubType
number-pyramid
Difficulty
expert
Levels
  • [17]
  • [7,10]
  • [1,6,4]
Base
  • 1
  • 6
  • 4
TopValue
17
HiddenCells
  • {"r":2,"c":1,"v":6}
  • {"r":1,"c":1,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [24] → [11, _] → [_, 7, 6]

Show answer

Answer: Row2[2]=13, Row3[1]=4

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