Name
Date

example
4
25
3
13
1
7
?
8
25
2
0
?
1
4
3
2
?
3
10
4
10
?
11
34
5
24
?
25
76
6
18
?
19
58
7
17
?
18
55
8
6
?
7
22
9
15
?
16
49
10
22
?
23
70

1
7
81
8
25
2
0
4
1
4
3
2
16
3
10
4
10
144
11
34
5
24
676
25
76
6
18
400
19
58
7
17
361
18
55
8
6
64
7
22
9
15
289
16
49
10
22
576
23
70

# Missing Number Triangle Puzzle Worksheet

Solve the magic triangle puzzle worksheet with solution to practice & learn 5th grade math problems on missing number is available online for free in printable & downloadable (pdf & image) format. Tap on PRINT, PDF or IMAGE button to print or download this grade-5 worksheet for finding which number should go in the empty triangle?

How to Use this Worksheet

In this fifth grade math worksheet, students are required to find write the missing number of magic triangle puzzle as like in the given solved example of this online workbook for pattern problems. To find what number should go in the empty triangle, multiply the numbers in the left & top vertex of the triangle, add the resulting product to the number in the right vertex of the triangle. The resulting sum of product of left & top vertex of the triangle and right vertex of the triangle should go into the empty space of the given triangle.