8.87-0.5

asked by guest
on Mar 25, 2025 at 1:52 pm



You asked:

Evaluate the expression: 8.87−0.58.87 - 0.5

MathBot Answer:

8.87−0.5=8.37=837100 8.87 - 0.5=8.37=\frac{837}{100}

8.87−00.508.37 \begin{aligned} \mathtt{8}&\mathtt{.}\mathtt{8}\mathtt{7}\\ \mathtt{-\phantom{0}}\phantom{0}&\mathtt{.}\mathtt{5}\mathtt{0}\\ \hline \mathtt{8}&\mathtt{.}\mathtt{3}\mathtt{7} \end{aligned}

77 is the digit in the 10−210^{-2} place. 7×10−2−0×10−2=7×10−27 \times 10^{-2} - 0 \times 10^{-2} = 7 \times 10^{-2}.

33 is the digit in the 10−110^{-1} place. 8×10−1−5×10−1=3×10−18 \times 10^{-1} - 5 \times 10^{-1} = 3 \times 10^{-1}.

88 is the digit in the 10010^{0} place. 8×100−0×100=8×1008 \times 10^{0} - 0 \times 10^{0} = 8 \times 10^{0}.

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