expert Set 89 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [5, 6] → [_, 2, 4]

Show answer

Answer: Row3[1]=3, Row1[1]=11

SubType
number-pyramid
Difficulty
expert
Levels
  • [11]
  • [5,6]
  • [3,2,4]
Base
  • 3
  • 2
  • 4
TopValue
11
HiddenCells
  • {"r":2,"c":0,"v":3}
  • {"r":0,"c":0,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [18] → [11, 7] → [10, _, _]

Show answer

Answer: Row3[3]=6, Row3[2]=1

SubType
number-pyramid
Difficulty
expert
Levels
  • [18]
  • [11,7]
  • [10,1,6]
Base
  • 10
  • 1
  • 6
TopValue
18
HiddenCells
  • {"r":2,"c":2,"v":6}
  • {"r":2,"c":1,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 14] → [6, 4, 10]

Show answer

Answer: Row2[1]=10, Row1[1]=24

SubType
number-pyramid
Difficulty
expert
Levels
  • [24]
  • [10,14]
  • [6,4,10]
Base
  • 6
  • 4
  • 10
TopValue
24
HiddenCells
  • {"r":1,"c":0,"v":10}
  • {"r":0,"c":0,"v":24}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [18] → [11, _] → [5, _, 1]

Show answer

Answer: Row2[2]=7, Row3[2]=6

SubType
number-pyramid
Difficulty
expert
Levels
  • [18]
  • [11,7]
  • [5,6,1]
Base
  • 5
  • 6
  • 1
TopValue
18
HiddenCells
  • {"r":1,"c":1,"v":7}
  • {"r":2,"c":1,"v":6}