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Which expression will give a better estimate of 55.2÷755.2 \div 7?\newlineChoices:\newline(A) 49÷749 \div 7\newline(B) 56÷756 \div 7\newlineUse the expression you picked to estimate the quotient.\newline55.2÷755.2 \div 7 is about \newline\underline{\hspace{3cm}}.

Full solution

Q. Which expression will give a better estimate of 55.2÷755.2 \div 7?\newlineChoices:\newline(A) 49÷749 \div 7\newline(B) 56÷756 \div 7\newlineUse the expression you picked to estimate the quotient.\newline55.2÷755.2 \div 7 is about \newline\underline{\hspace{3cm}}.
  1. Compare Numbers: Compare 55.255.2 to the nearest whole numbers in the choices; 4949 and 5656. 55.255.2 is closer to 5656 than 4949.
  2. Estimate Quotient: Use 56÷756 \div 7 to estimate the quotient. Calculate 56÷7=856 \div 7 = 8.