72﹣3.5+28﹣6.5
22.3×4÷22.3×4
24×(+)
﹣×
÷+× 8.63﹣3.2+7.37 2024×101﹣2024 24×(+-)
①7.4﹣6.62+20.6﹣13.38
②×+×
③(-+)÷
④2×0.8×12.5×50%
⑤÷(÷+)
⑥×[1÷(+)]
①
②1.25×1.3×80
③7.28-3.14+1.72-2.86
④
⑤
⑥
①25×125×32
②47×65-7784÷56
③( + )×48
⑤9.7-3.79+1.3-6.21
⑥ ×34+ +64÷9