解方程练习题一、求加数或求因数的方程姓名__________加数=和-加数x+55=12958+x=90x+150=29079.4+x=95.5因数=积÷因数7x=639x=4.54.4x=4441.2x=81.6二、求被减数或求被除数的方程被减数=差+减数x-6=19x-3.3=8.9x被除数=商×除数x÷1.25=8x÷4.4=10x三、求减数或除数的方程*减数=被减数-减数*54-x=2473.2-x=52.587-25.8=95.4x÷8=10.5x-x=2277-5.3=3.49÷2.2=8-x=21.9*除数=被除数÷商*55÷x=53.3÷x=0.38.8÷x=4.49÷x=0.03四、解下列方程:3.6+2X=6.32.5XX+2.6=102X3×1.5+2x=8.546.5-(x-2)=59x+4×2.5=914.2-5=2.55X÷6=2.4X+2.8=4.38×(2.5+x)=200.5x100-10x=992xx+2.5x=1341.2x-0.5x=6.3+1.4X=32-3×1.4=20.8-5×3.4=10.6