Naming Properties
Name the Property:
2 + 6 = 6 + 2
Commutative
What does the "E" stand for in PEMDAS?
Exponents
Write as a numerical expression:
"multiply 8 and 5, then divide by 2"
(8 x 5)/2
Solve:
16 ÷(2 × 2) + (3 × 4)
44
What does the first letter in PEMDAS stand for?
Parenthesis
Name the property:
2 + 0 = 2
What's the rule when you get both addition and subtraction or multiplication and division at the same time?
Solve from left to right; solve whatever comes first
Write as a numerical expression:
Subtract 30 from 50, then add 10
(50 - 30) + 10
16 ÷(2 × 2) + (3 × 4)
16
(45 + 25) ÷ 10
7
Name the property:
2 x (6 + 3) = (2 x 6) + (2 x 3)
Distributive Property
Solve:
7 x (5 + 3)
56
Write as numerical expression:
Add 238 and 32, then subtract 5
(238 + 32) - 5
[(13 – 5) ÷ (8 – 6)] ×9
36
15 + (16 − 6) × 1
25
Use a property to solve the problem. Identify the property:
4 + (6 + 12)
22; identify the property
24 + (8 - 5) x 3
33
Write the expression in words:
13 + (4 - 2)
Subtract 4 and 2, then add 13
The difference of 4 and 2 minus 13
5 × [(7 + 8) – 10]
25
Insert the parenthesis to make the statement true:
6 + 2 x 7 = 56
(6 + 2) × 7 = 56
Use distributive property to solve the problem:
4 x 22
88
(447 - 227 + 13) / 10
20
Write the expression in words:
(4 + 8) x 2
The sum of 4 and 8 multiplied by 2
20 ÷ [(24 – 20) ×5]
1
Insert the parenthesis to make the statement true:
10 + 2 × 4 − 1 = 16
10 + 2 × (4 − 1) = 16