How to simplify and calculate () 1、4/9×[3/4-(7/16-1/4)] 2、(3/4-3/5×5/6)÷(5/8+1/3) 3、1/2÷15×5/6÷3/4 4、[1-(1/12+1/24)×6]÷1/24 5、4/9÷[4/5-(1/5+1/3)] 6、7.8÷[3.2×(1-5/8)+3.6] 7、2/3-3/4×4/11+1/3÷3/7 8、8/9÷[(2/5+1/10)×4/3] 9、18×0.25=12×1/4+2.5 10、[1/2-(3/4-3/5)]÷7/10 11、5÷5/7-5/7×1/5 11、4/9×[3/4-(7/16-1/4)] 12、3/4×6/7+(1-3/4)×6/7 13、1/3×1/2+5/4×2/5

How to simplify and calculate () 1、4/9×[3/4-(7/16-1/4)] 2、(3/4-3/5×5/6)÷(5/8+1/3) 3、1/2÷15×5/6÷3/4 4、[1-(1/12+1/24)×6]÷1/24 5、4/9÷[4/5-(1/5+1/3)] 6、7.8÷[3.2×(1-5/8)+3.6] 7、2/3-3/4×4/11+1/3÷3/7 8、8/9÷[(2/5+1/10)×4/3] 9、18×0.25=12×1/4+2.5 10、[1/2-(3/4-3/5)]÷7/10 11、5÷5/7-5/7×1/5 11、4/9×[3/4-(7/16-1/4)] 12、3/4×6/7+(1-3/4)×6/7 13、1/3×1/2+5/4×2/5

1、4/9 X [ 3/4 - (7/16 - 4/16)]=4/9 X [12/16 - 3/16]=4/9 X 9/16 = 1/42、(3/4-3/5×5/6)÷(5/8+1/3)=(3/4 - 3/6) ÷ (15/24 + 8/24)=(3/4 - 2/4) ÷ 23/24=1/4 X 24/23=6/233、1/2 ÷ 15 X 5/6 ÷ 3/4=1/2 X 1/1...