3-10 Parentheses in Number Sentences

Make a true sentence by filling in the missing number.  
(30-15) X 2 = ______

• 17
• 20
• 30
• 0

Make a true sentence by filling in the missing number.  
30 - (15 X 2) = _______

• 17
• 20
• 30
• 0

Make a true sentence by filling in the missing number.  
28 / (14/2) = ________

• 1
• 4
• 7
• 0

Make a true sentence by filling in the missing number.  
6 + (8/2) - 1 = __________

• 9
• 4
• 6
• 11

Make a true sentence by inserting parentheses.
4 x 9 - 2 = 34

• 4 x (9-2) = 34
• (4 x 9) - 2 = 34

Make a true sentence by inserting parentheses.
60 = 53 - 11 + 18

• 60 = (53 - 11) + 18
• 60 = 53 - (11 + 18)

Make a true sentence by inserting parentheses.
12/4 + 2 = 2

• (12/4) + 2 = 2
• 12/(4 + 2) = 2

Make a true sentence by inserting parentheses.
100 = 15 + 10 x 4

• 100 = 15 + (10 x 4)
• 100 = (15 + 10) x 4

Make a true sentence by inserting two sets of parentheses.
10 - 4 / 2 x 3 = 24

• (10 - 4) / (2 x 3) = 24
• (10 - (4 / 2)) x 3 = 24

Make a true sentence by inserting two sets of parentheses.
10 - 4 / 2 x 3 = 1

• (10 - 4) / (2 x 3) = 1
• (10 - (4 / 2) x 3) = 1