expert Set 21 Form Exercise

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

Show answer

Answer: Row1[1]=6, Row2[1]=3

SubType
number-pyramid
Difficulty
expert
Levels
  • [6]
  • [3,3]
  • [2,1,2]
Base
  • 2
  • 1
  • 2
TopValue
6
HiddenCells
  • {"r":0,"c":0,"v":6}
  • {"r":1,"c":0,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [12, 10] → [_, 4, 6]

Show answer

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

SubType
number-pyramid
Difficulty
expert
Levels
  • [22]
  • [12,10]
  • [8,4,6]
Base
  • 8
  • 4
  • 6
TopValue
22
HiddenCells
  • {"r":2,"c":0,"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): [16] → [10, _] → [_, 2, 4]

Show answer

Answer: Row3[1]=8, Row2[2]=6

SubType
number-pyramid
Difficulty
expert
Levels
  • [16]
  • [10,6]
  • [8,2,4]
Base
  • 8
  • 2
  • 4
TopValue
16
HiddenCells
  • {"r":2,"c":0,"v":8}
  • {"r":1,"c":1,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [18] → [8, _] → [3, _, 5]

Show answer

Answer: Row3[2]=5, Row2[2]=10

SubType
number-pyramid
Difficulty
expert
Levels
  • [18]
  • [8,10]
  • [3,5,5]
Base
  • 3
  • 5
  • 5
TopValue
18
HiddenCells
  • {"r":2,"c":1,"v":5}
  • {"r":1,"c":1,"v":10}