①38×(135÷9)
②126÷7×47
③(288+441)÷9
①1.25×3.2×2.5
②×[0.75﹣()]
③×()
④2022×
⑤55×102+646÷38
①6.4×2.5×1.25
②8.5×98%
③÷4+×
④×