①936-36÷9×2 ②73.8-27.6+362-72.4 ③101×46
④38×[(373+227)÷24] ⑤25×32×125 ⑥6400-125÷8
①12.5×(8+0.8)
②+×
③+÷
④26﹣7.28﹣12.72
⑤5.8×4.1+5.9×5.8
⑥÷(+1.4×)
①(-+)×24
②14.86﹣(6.28+2.36)﹣3.72
③÷[÷(-)]
④2.4×3.6+3.2×4.8
⑤+++......++
⑥××18×24