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.
Solve multi-step problems posed with rational numbers.
Convert between equivalent forms of the same number.
Assess the reasonableness of answers using mental computation and estimation strategies.