新北师大版四年级下册解方程练习题
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新北师大版四年级下册解方程练习题
y+3.5=10 6÷y=10 y-3=4.5 8+x=9.4
12-x=8.5 x÷40=1.5 10.7+n=21 32.8-3b=17.8 4y-24=16 100x÷6=2.5 7×8+10x=128 m×33=99 x-0.9=24.7 2x+5.67=13.67 10b=1.4 x÷4.5=8.8
5y-0.3=34.7 10a÷5.5=10.5 2b=100 5x+15=65
x+18=5010x=4.2 2.5=y-7.5 m÷0.7=1.2 100x-0.4=22 3a÷5=4.8 2x÷10=5.2 4x-20=0 5x+8x=260 x÷0.3=4.6+5.6 5x+15=65 10x=4.2 100x=48 10x-4=22 5x+8x=260 x÷3=4.6+5.6 10n=48 m÷0.7=1.2 10x+18=5018=y-7.5
75-5x=55x÷40=4.8y+5y=96 x+8.3=10.7 x+5.6=9 5-x =1.53 91÷x =100 10x+5.3=7.3