Question

Workout

$7.4-2.19-0.456-3.5$

Answer 1

STEP-1 Group the positives and negatives separately

Positives = $7.4$

Negatives = $$\begin{gathered} 2.19 \\ +0.456 \\ \underset{⏝}{+3.5} \\ \underline{6.146} \end{gathered}$$
STEP -2 $$\begin{gathered} 7.4 \\ \underset{⏝}{-6.146} \\ \underline{1.254} \end{gathered}$$
Write the given decimal numbers one below the other such that the decimal point of one number lies directly below the decimal point of the other, and then add or subtract the numbers in the usual way.