2.4×25+3÷0.375
=2.4×25+3×8/3
=6+8
=14
356-216÷9×8
=356-24×8
=356-192
=164
40÷(1.2+9.3×4)
=40÷(1.2+37.2)
=40÷38.4
=25/24
(6分之1+8分之1)×24
=1/6 ×24+1/8×24
=4+3
=7
99.99×77.78+33.33×66.66
=99.99×77.78+99.99×22.22
=99.99×(77.78+22.22)
=99.99×100
=9999
2.4×25+3÷0.375
=2.4×25+3×8/3
=6+8
=14
356-216÷9×8
=356-24×8
=356-192
=164
40÷(1.2+9.3×4)
=40÷(1.2+37.2)
=40÷38.4
=25/24
(6分之1+8分之1)×24
=1/6 ×24+1/8×24
=4+3
=7
99.99×77.78+33.33×66.66
=99.99×77.78+99.99×22.22
=99.99×(77.78+22.22)
=99.99×100
=9999