Adding & Subtracting Rational Numbers HW Find the sum or difference. Make sure each expression has a common denominator. Simplify your final answer. 1) − !
!"− !
!"
2) −2 !
!"+ 1 !
!"
3) !
!− !
!
4) !
!+ (− !
!)
5) !
!− !
!+ !
!
6) − !
!− !
!
7) − !
!+ !
!"
8) 10 !
!− −6 !
!
9) −5 !
!+ 7 !
!"
10) !
!+ !
!− − !
!
Write an expression that represents the real-life scenario. Solve and answer in one complete sentence. 11) Tara began swimming 3 !
! feet below sea level. Then she swam 2 !
!
feet above. What is Tara’s final swim level?
12) In 1995, Louise the phyton was 10!! feet long. In 2005, Louise was
7 !! feet long. What number represents the total amount that Louise
shrunk from 1995 to 2005?
Adding & Subtracting Rational Numbers HW Find the sum or difference. Make sure each expression has a common denominator. Simplify your final answer. 1) − !
!"− !
!"
2) −2 !
!"+ 1 !
!"
3) !
!− !
!
4) !
!+ (− !
!)
5) !
!− !
!+ !
!
6) − !
!− !
!
7) − !
!+ !
!"
8) 10 !
!− −6 !
!
9) −5 !
!+ 7 !
!"
10) !
!+ !
!− − !
!
Write an expression that represents the real-life scenario. Solve and answer in one complete sentence. 11) Tara began swimming 3 !
! feet below sea level. Then she swam 2 !
!
feet above. What is Tara’s final swim level?
12) In 1995, Louise the phyton was 10!! feet long. In 2005, Louise was
7 !! feet long. What number represents the total amount that Louise
shrunk from 1995 to 2005?
Adding & Subtracting Rational Numbers HW Find the sum or difference. Make sure each expression has a common denominator. Simplify your final answer. 1) − !
!"− !
!"
2) −2 !
!"+ 1 !
!"
3) !
!− !
!
4) !
!+ (− !
!)
5) !
!− !
!+ !
!
6) − !
!− !
!
7) − !
!+ !
!"
8) 10 !
!− −6 !
!
9) −5 !
!+ 7 !
!"
10) !
!+ !
!− − !
!
Write an expression that represents the real-life scenario. Solve and answer in one complete sentence. 11) Tara began swimming 3 !
! feet below sea level. Then she swam 2 !
!
feet above. What is Tara’s final swim level?
12) In 1995, Louise the phyton was 10!! feet long. In 2005, Louise was
7 !! feet long. What number represents the total amount that Louise
shrunk from 1995 to 2005?
Adding & Subtracting Rational Numbers HW Find the sum or difference. Make sure each expression has a common denominator. Simplify your final answer. 1) − !
!"− !
!"
2) −2 !
!"+ 1 !
!"
3) !
!− !
!
4) !
!+ (− !
!)
5) !
!− !
!+ !
!
6) − !
!− !
!
7) − !
!+ !
!"
8) 10 !
!− −6 !
!
9) −5 !
!+ 7 !
!"
10) !
!+ !
!− − !
!
Write an expression that represents the real-life scenario. Solve and answer in one complete sentence. 11) Tara began swimming 3 !
! feet below sea level. Then she swam 2 !
!
feet above. What is Tara’s final swim level?
12) In 1995, Louise the phyton was 10!! feet long. In 2005, Louise was
7 !! feet long. What number represents the total amount that Louise
shrunk from 1995 to 2005?
Adding & Subtracting Rational Numbers HW Find the sum or difference. Make sure each expression has a common denominator. Simplify your final answer. 1) − !
!"− !
!"
2) −2 !
!"+ 1 !
!"
3) !
!− !
!
4) !
!+ (− !
!)
5) !
!− !
!+ !
!
6) − !
!− !
!
7) − !
!+ !
!"
8) 10 !
!− −6 !
!
9) −5 !
!+ 7 !
!"
10) !
!+ !
!− − !
!
Write an expression that represents the real-life scenario. Solve and answer in one complete sentence. 11) Tara began swimming 3 !
! feet below sea level. Then she swam 2 !
!
feet above. What is Tara’s final swim level?
12) In 1995, Louise the phyton was 10!! feet long. In 2005, Louise was
7 !! feet long. What number represents the total amount that Louise
shrunk from 1995 to 2005?
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