which expression is the best estimate of the ...

which expression is the best estimate of the product of $\frac{7}{8}$ and $8\frac{1}{10}$?\n0×8\n1×10\n7×8\n1×8

Answer

# Explanation: ## Step1: Estimate $\frac{7}{8}$ $\frac{7}{8}$ is close to 1 since 7 is close to 8. ## Step2: Estimate $8\frac{1}{10}$ $8\frac{1}{10}$ is close to 8. # Answer: D. $1\times8$