Write Numerical Expressions
Divide 40 by 5. Then, subtract 2.
(40/5)-2
120/12 ____ (120/12) - 9
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Aatif does 3 jumping jacks every day. How many will he have done at the end of day 999?
2997 jumping jacks
Pattern A starts at 0 and adds 4 to each term
Pattern B starts at 0 and adds 2 to each term
Describe the relationship
A is 2x B or B is 1/2 of A
A ___ can be used to create a Numerical pattern
rule
Multiply 40 and 7. Then, add 8.
(40x7)+8
50.5 x 7.2 _____ (50.5- 4.8) x 7.2
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Zack does 4 jumping jacks every day. How many would he have done after Day 555?
2220
Pattern A adds 3 to each term.
Pattern B adds 9 to each term.
Describe the relationship
A is 1/3 of B or B is 3x A
The rules that dictate the sequence in which operations in an expression should be evaluated are called the ____________.
Order of Operations
Add 6.7 and 8.25. Then, multiply by 11.2.
(6.7+8.25)X 11.2
(9x18) - 5
The difference of 9x18 and 5
Write the next 5 terms in Aarna's pattern if the rule is add 3, subtract 2, and the first term is 15.
18, 16, 19, 17, 20
Pattern A adds 20 to each term.
Pattern B adds 4 to each term.
Describe the relationship.
A is 5x B or B is 1/5 of A
When you ______ an expression, you calculate a value for the expression.
Evaluate
Add 35 and 72. Then multiply by 12.
(35+72)x12
9x(18-5)
9 times the product of 18-5
What are the next 5 terms in Amelia's pattern if the rule is multiply by 12, and the first term is 8?
96
1152
13,824
165,888
1,990,656
The rule for Pattern A is +2; First term = 0.
What is the 4th term in Pattern A?
6
___________ are used to show where the group begins and where it ends.
Grouping symbols
Subtract 4 1/4 from 10 2/5. Then, divide by 4.
(10 2/5- 4 1/4) / 4
(80/20) x 4
4 times the quotient of 80 and 20
If Jacoby adds 1/2 cup sugar to the Koolaid every half hour, how many cups of sugar will he have in 6 hours?
6 cups
The rule for Pattern B is +10; First term = 10.
What is the 5th term in Pattern B.
50
The grouping symbol ___________, is used in an expression so its evaluated first.
Parentheses