(3分之1+4分之3)×24
=3分之1×24+4分之3×24
=8+18
=26
0.5+6分之5×(0.15+20分之9)
=0.5+6分之5×(0.15+0.45)
=0.5+6分之5×0.6
=0.5+0.5
=1
5分之4×3.8+5.2×80%+0.8
=5分之4×(3.8+5.2+1)
=5分之4×10
=8
(4分之3-3分之2)×12÷0.1
=(4分之3×12-3分之2×12)×10
=(9-8)×10
=10
(3分之1+4分之3)×24
=3分之1×24+4分之3×24
=8+18
=26
0.5+6分之5×(0.15+20分之9)
=0.5+6分之5×(0.15+0.45)
=0.5+6分之5×0.6
=0.5+0.5
=1
5分之4×3.8+5.2×80%+0.8
=5分之4×(3.8+5.2+1)
=5分之4×10
=8
(4分之3-3分之2)×12÷0.1
=(4分之3×12-3分之2×12)×10
=(9-8)×10
=10