Find the value of $-7+9.1$−7+9.1.
Find the value of $4-6.1$4−6.1.
Find $-6\times0.8$−6×0.8, giving your answer as a decimal.
Find the value of $-2+1.9+7.3$−2+1.9+7.3.
Add, subtract, multiply, and divide rational numbers fluently
Apply and extend previous understandings of operations to solve problems using addition, subtraction, multiplication, and division of rational numbers