478:9=53,11
230:5=46
2. x=87,7
x=3,32
x=284
k mk vs ;)
Hok tốt !!!
1
342:5=342/5 478:9=478/9 230:5=46
2
X x9=789 X=789:9 x=263/3
186:X=56 X=186:56 X=93/28
675+X=959 X=959-675 X=284
1.
342:5=68,4
478:9=53,53,1111
230:5=46
2
a,x*9=789
x=789:9
x=87,6666.
b,186:x=56
x=186:56
x=3.3214.
c,675+x=959
x=959-675
x=284
hok tốt
k mik nha