①25×37×4
=(25×4)×37
=100×37
=3700
②8×(20+125)
=8×20+8×125
=160+1000
=1160
③125×[(527-209)÷6]
=125×[318÷6]
=125×53
=6625
④64×72+64×28
=64×(72+28)
=64×100
=6400
⑤225+463+275+37
=(225+275)+(463+37)
=500+500
=1000
⑥1288-[8×(99+26)]
=1288-[8×125]
=1288-1000
=288
⑦99×99+99
=99×(99+1)
=99×100
=9900
⑧193-54-46
=193-(54+46)
=193-100
=93
⑨38×28+38×71+38
=38×(28+71+1)
=38×100
=3800