48×17+17×62 84×102-2 31.14-(12.2+11.14)
21.7-0.79+8.3-9.21 2400÷(6+24) 13×21+13×77+26
20-4.15+18.36-5.85 99×36+36 78.43-(7.36+19.43)
125×(8+24)×25 25×[(180+492)÷32] 99×22+33×34
①34×125×8
②99×75
③8100÷45÷9
④11×123+11×22-33×15
⑤37×[278-(53+35)]
⑥3.07-1.57+6.93-3.43
①101×27 ②125×32×25 ③12.85-4.2+3.15-5.8
④9.25-3.75+1.25 ⑤2000÷125÷8 ⑥240×66+340×24
①936-36÷9×2 ②73.8-27.6+362-72.4 ③101×46
④38×[(373+227)÷24] ⑤25×32×125 ⑥6400-125÷8
7.28+1.39-4.28 9.06-5.09+0.94-4.91 67×135-57×135
560×72+29×560-560 25×64×125 3333×3333+9999×8889
①32.95-4.37-5.63+3.05
②125×64
③546-(129+146)
④420÷35
⑤96×37+48×26
⑥780×[192-(86+86)]
32+6.4+68+3.6 27+0.4-8.27 18.51-9.03-0.97