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): [_] → [11, 13] → [8, 3, _]

Show answer

Answer: Row1[1]=24, Row3[3]=10

SubType
number-pyramid
Difficulty
expert
Levels
  • [24]
  • [11,13]
  • [8,3,10]
Base
  • 8
  • 3
  • 10
TopValue
24
HiddenCells
  • {"r":0,"c":0,"v":24}
  • {"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): [33] → [_, 16] → [8, 9, _]

Show answer

Answer: Row2[1]=17, Row3[3]=7

SubType
number-pyramid
Difficulty
expert
Levels
  • [33]
  • [17,16]
  • [8,9,7]
Base
  • 8
  • 9
  • 7
TopValue
33
HiddenCells
  • {"r":1,"c":0,"v":17}
  • {"r":2,"c":2,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [4, 10] → [2, _, 8]

Show answer

Answer: Row3[2]=2, Row1[1]=14

SubType
number-pyramid
Difficulty
expert
Levels
  • [14]
  • [4,10]
  • [2,2,8]
Base
  • 2
  • 2
  • 8
TopValue
14
HiddenCells
  • {"r":2,"c":1,"v":2}
  • {"r":0,"c":0,"v":14}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [10] → [4, _] → [_, 2, 4]

Show answer

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

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