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Which expression will give a better estimate of 44.4÷544.4 \div 5?\newlineChoices:\newline(A) 40÷540 \div 5\newline(B) 45÷545 \div 5\newlineUse the expression you picked to estimate the quotient.\newline44.4÷544.4 \div 5 is about \newline\underline{\hspace{2cm}}.

Full solution

Q. Which expression will give a better estimate of 44.4÷544.4 \div 5?\newlineChoices:\newline(A) 40÷540 \div 5\newline(B) 45÷545 \div 5\newlineUse the expression you picked to estimate the quotient.\newline44.4÷544.4 \div 5 is about \newline\underline{\hspace{2cm}}.
  1. Compare Numbers: Compare 44.444.4 to the nearest whole numbers in the choices, 4040 and 4545. 44.444.4 is closer to 4545 than 4040.
  2. Choose Estimation: Choose (B)45÷5(B) 45 \div 5 to estimate 44.4÷544.4 \div 5.
  3. Calculate Division: Calculate 45÷545 \div 5. 4545 divided by 55 equals 99.