175﹣57﹣43+25
540÷36
88×125
63×73﹣63×63
25×71×4
987﹣(287+135)
125×25×32
138+267+233+362
29×66+66×71
356-68-32
①1.25×3.2×2.5
②×[0.75﹣()]
③×()
④2022×
⑤55×102+646÷38
①(-+)×24
②14.86﹣(6.28+2.36)﹣3.72
③÷[÷(-)]
④2.4×3.6+3.2×4.8
⑤+++......++
⑥××18×24