×23+77×54=420÷28=1600-(720+650÷13)=103-141÷47)×5=7200÷25÷4=8×(40+20)=42÷(90÷30)=18÷(24÷4)=10.5-1.5-3.5=145+78+255=125×32=656-164-36=6.84+0.6+1.4+5.16=54.25-2.14-7.86=4.8+0.2-4.8+0.2=(148-111÷37)×9=127+885÷59×7=2.45+3.8+0.55=(2296+7344÷36)×2.4=1÷0.45÷0.9-7/8=0.36×[(2+3.8)÷0.04]=68×35-408÷24=47.5-(0.6+6.4÷0.32)=44.08-44.08÷5.8=309×17+375)÷84=3.35×6.4×2+6.7×3.6=3060÷15-2.5×1.04=75×23+1415÷19=0.16+4÷(38-18)=37-[195-(145+47)]=35÷[(15+13)÷29]=37-[195-(145+47)]=35÷[(15+13)÷29]=6÷35-35÷6=(10000-0.16×1900)÷96=38×[89÷(56-34)]=168.1÷(4.3×2-0.4)=306×15–2080=100-91÷13=(100-91)÷13=7.73-2.3÷0.5×0.8=1025-4050÷54=(100-19)÷(1.63+1.07=498+9870÷35=420.5-294÷2.8×2.=8.82×15—100=5400-2940÷28×27=(20.2×0.4+7.88)÷4.2=21.6-0.8×4÷0.8=(9+92+93)×0.01=13.5×[1.5×(1.07+1.93)]=1498+1068÷89=4.2÷1.5-0.36=0.54×1.75+8.25×0.54=