expert Set 38 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [18] → [5, _] → [_, 3, 10]

Show answer

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

SubType
number-pyramid
Difficulty
expert
Levels
  • [18]
  • [5,13]
  • [2,3,10]
Base
  • 2
  • 3
  • 10
TopValue
18
HiddenCells
  • {"r":2,"c":0,"v":2}
  • {"r":1,"c":1,"v":13}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [13] → [6, _] → [5, _, 6]

Show answer

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

SubType
number-pyramid
Difficulty
expert
Levels
  • [13]
  • [6,7]
  • [5,1,6]
Base
  • 5
  • 1
  • 6
TopValue
13
HiddenCells
  • {"r":1,"c":1,"v":7}
  • {"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): [16] → [4, 12] → [_, 3, _]

Show answer

Answer: Row3[3]=9, Row3[1]=1

SubType
number-pyramid
Difficulty
expert
Levels
  • [16]
  • [4,12]
  • [1,3,9]
Base
  • 1
  • 3
  • 9
TopValue
16
HiddenCells
  • {"r":2,"c":2,"v":9}
  • {"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): [24] → [_, 13] → [6, _, 8]

Show answer

Answer: Row3[2]=5, Row2[1]=11

SubType
number-pyramid
Difficulty
expert
Levels
  • [24]
  • [11,13]
  • [6,5,8]
Base
  • 6
  • 5
  • 8
TopValue
24
HiddenCells
  • {"r":2,"c":1,"v":5}
  • {"r":1,"c":0,"v":11}