정수의 사칙연산 단원 종합

A.1Add or subtract.

1. 1
   $44+(-6)=$ 
2. 2
   $15-(-57)=$ 
3. 3
   $8-(-24)=$ 
4. 4
   $-45-28=$ 

A.2Multiply or divide.

1. 5
   $-11\times 15=$ 
2. 6
   $-3\times 7=$ 
3. 7
   $9\times (-12)=$ 
4. 8
   $-75÷5=$ 

A.3Evaluate each expression.

1. 9
   $22÷(-9+(-2))=$ 
2. 10
   $(7-(-1))\times (-4)=$ 
3. 11
   $(17-3)÷(-2)=$ 
4. 12
   $(38+(-3))÷(-5)=$ 

A.4Write and solve an integer expression for each problem.

1. 13
   A player lost $35$ points in each of $7$ rounds of a game. What was the total change in points?
2. 14
   A pond's water level fell a total of $25$ inches over $5$ days, the same each day. What was the change per day?
3. 15
   A diver went down $72$ feet in $6$ equal stages. What was the change in elevation in each stage?
4. 16
   The temperature dropped $4$°F every hour for $3$ hours. What was the total change in temperature?

A.5Evaluate each expression.

1. 17
   $-15÷3=$ 
2. 18
   $-96÷(-8)=$ 
3. 19
   $72÷(-9)=$ 
4. 20
   $-2\times (-11)=$ 

A.1Add & Subtract Integers

1. 1$38$
2. 2$72$
3. 3$32$
4. 4$-73$

A.2Multiply & Divide Integers

1. 5$-165$
2. 6$-21$
3. 7$-108$
4. 8$-15$

A.3Order of Operations with Integers

1. 9$-2$
2. 10$-32$
3. 11$-7$
4. 12$-7$

A.4Integer Word Problems

1. 13$-245$ points
2. 14$-5$ inches
3. 15$-12$ feet
4. 16$-12$°F

A.5Integer Operations Review

1. 17$-5$
2. 18$12$
3. 19$-8$
4. 20$22$