180.00+ 384.00+ 2,870.78+ 149.70+ 1,872.00+ 3,800.00+ 2,520.00+ 25,200.00+ 3,000.00+ 23,400.00+ 15,000.00+ 6,600.00+ 3,600.00

180.00+ 384.00+ 2,870.78+ 149.70+ 1,872.00+ 3,800.00+ 2,520.00+ 25,200.00+ 3,000.00+ 23,400.00+ 15,000.00+ 6,600.00+ 3,600.00

Separate them and do them one at a time.

(180 + 384) + (2870.78 + 149.7) + (1872 + 3800) + (2520 + 25200) + (3000 + 23400) + (15000 + 6600) + 3600

(564) + (3020.48) + (5672) + (27720) + (26400) + (21600) + 3600

(564 + 3020.48) + (5672 + 27720) + (26400 + 21600) + 3600

(3584.48) + (33392) + (48000) + 3600

(3584.48 + 33392) + (48000 + 3600)

(36976.48) + (51600)

(36976.48 + 51600)

(88576.48)

Check:  $${\mathtt{180}}{\mathtt{\,\small\textbf+\,}}{\mathtt{384}}{\mathtt{\,\small\textbf+\,}}{\mathtt{2\,870.78}}{\mathtt{\,\small\textbf+\,}}{\mathtt{149.7}}{\mathtt{\,\small\textbf+\,}}{\mathtt{1\,872}}{\mathtt{\,\small\textbf+\,}}{\mathtt{3\,800}}{\mathtt{\,\small\textbf+\,}}{\mathtt{2\,520}}{\mathtt{\,\small\textbf+\,}}{\mathtt{25\,200}}{\mathtt{\,\small\textbf+\,}}{\mathtt{3\,000}}{\mathtt{\,\small\textbf+\,}}{\mathtt{23\,400}}{\mathtt{\,\small\textbf+\,}}{\mathtt{15\,000}}{\mathtt{\,\small\textbf+\,}}{\mathtt{6\,600}}{\mathtt{\,\small\textbf+\,}}{\mathtt{3\,600}} = {\mathtt{88\,576.48}}$$