expert Set 56 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [13] → [4, 9] → [1, _, _]

Show answer

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

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

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [15] → [8, _] → [6, _, 5]

Show answer

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

SubType
number-pyramid
Difficulty
expert
Levels
  • [15]
  • [8,7]
  • [6,2,5]
Base
  • 6
  • 2
  • 5
TopValue
15
HiddenCells
  • {"r":1,"c":1,"v":7}
  • {"r":2,"c":1,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [10] → [_, 7] → [2, 1, _]

Show answer

Answer: Row2[1]=3, Row3[3]=6

SubType
number-pyramid
Difficulty
expert
Levels
  • [10]
  • [3,7]
  • [2,1,6]
Base
  • 2
  • 1
  • 6
TopValue
10
HiddenCells
  • {"r":1,"c":0,"v":3}
  • {"r":2,"c":2,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [30] → [17, 13] → [10, _, _]

Show answer

Answer: Row3[3]=6, Row3[2]=7

SubType
number-pyramid
Difficulty
expert
Levels
  • [30]
  • [17,13]
  • [10,7,6]
Base
  • 10
  • 7
  • 6
TopValue
30
HiddenCells
  • {"r":2,"c":2,"v":6}
  • {"r":2,"c":1,"v":7}