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Problemas de Pre-Álgebra populares
mmc 3z^3-6z^2-9z,7z^4+21z^3+14z^2
lcm
3
z
3
−
6
z
2
−
9
z
,
7
z
4
+
2
1
z
3
+
1
4
z
2
simplificar ((30-3))/3
simplify
(
3
0
−
3
)
3
longmult 180*6
longmult
1
8
0
·
6
simplificar 24/24
simplify
2
4
2
4
longdivision 1/(0.8)
longdivision
1
0
.
8
(4*2)^2-(2*2)^2
(
4
·
2
)
2
−
(
2
·
2
)
2
+30+12-25-2-4+8
+
3
0
+
1
2
−
2
5
−
2
−
4
+
8
1*10^3
1
·
1
0
3
simplificar 12/6*20/4*252
simplify
1
2
6
·
2
0
4
·
2
5
2
-1-7(6)
−
1
−
7
(
6
)
(2^3*3^2)^2
(
2
3
·
3
2
)
2
2^2*3^3
2
2
·
3
3
simplificar 1000/100
simplify
1
0
0
0
1
0
0
simplificar 32/4
simplify
3
2
4
dectofrac 0.3
dectofrac
0
.
3
4^3+(-2)^4
4
3
+
(
−
2
)
4
longdivision 84/2
longdivision
8
4
2
25/36
2
5
3
6
(4-3)^2
(
4
−
3
)
2
longdivision (1.9)/2
longdivision
1
.
9
2
longdivision 104/2
longdivision
1
0
4
2
longdivision 108/3
longdivision
1
0
8
3
simplificar 48/12
simplify
4
8
1
2
longmult 11*11
longmult
1
1
·
1
1
1-4*(-8)
1
−
4
·
(
−
8
)
longdivision 1/(0.5)
longdivision
1
0
.
5
simplificar 78/13
simplify
7
8
1
3
simplificar 7*6*5
simplify
7
·
6
·
5
longsub 1-0.4
longsub
1
−
0
.
4
dectofrac 0.6
dectofrac
0
.
6
(((-16-(-2+1))*2))/5
(
(
−
1
6
−
(
−
2
+
1
)
)
·
2
)
5
longdivision 512/2
longdivision
5
1
2
2
3*(-3^2)+12*(-3)+6
3
·
(
−
3
2
)
+
1
2
·
(
−
3
)
+
6
4/2 (2+2)
4
2
(
2
+
2
)
longmult 10*15
longmult
1
0
·
1
5
35-14/2+8^2
3
5
−
1
4
2
+
8
2
24/4+14*2
2
4
4
+
1
4
·
2
8+2(2+2)^2
8
+
2
(
2
+
2
)
2
3^2+4^2
3
2
+
4
2
2(-3)^2
2
(
−
3
)
2
simplificar 12/20
simplify
1
2
2
0
(3+4)^2
(
3
+
4
)
2
5^2*7^3
5
2
·
7
3
15/10
1
5
1
0
simplificar 24/36
simplify
2
4
3
6
simplificar 60/15
simplify
6
0
1
5
3(4)^2-24(4)+45
3
(
4
)
2
−
2
4
(
4
)
+
4
5
(6+3)^2+(9-10/5)
(
6
+
3
)
2
+
(
9
−
1
0
5
)
longdivision 175/5
longdivision
1
7
5
5
-8*(-10+(-7))
−
8
·
(
−
1
0
+
(
−
7
)
)
14+(-9)-(-9)
1
4
+
(
−
9
)
−
(
−
9
)
18-14+15+7-26
1
8
−
1
4
+
1
5
+
7
−
2
6
125/2
1
2
5
2
longdivision 1/(0.001)
longdivision
1
0
.
0
0
1
53+35-28
5
3
+
3
5
−
2
8
9^2+12^2
9
2
+
1
2
2
longmult 12*15
longmult
1
2
·
1
5
longmult 0.2*60
longmult
0
.
2
·
6
0
simplificar 13/52
simplify
1
3
5
2
(2+4)^2
(
2
+
4
)
2
8*2(2+2)
8
·
2
(
2
+
2
)
longdivision 180/6
longdivision
1
8
0
6
longdivision 1/(1.5)
longdivision
1
1
.
5
longsub 1-0.01
longsub
1
−
0
.
0
1
50+50-25*0+2+2
5
0
+
5
0
−
2
5
·
0
+
2
+
2
18/12
1
8
1
2
gcd 12,20
gcd
1
2
,
2
0
14+(-9)+(-9)
1
4
+
(
−
9
)
+
(
−
9
)
-2+(-3)+4-(-3)-5
−
2
+
(
−
3
)
+
4
−
(
−
3
)
−
5
dectofrac 4.5
dectofrac
4
.
5
dectofrac 0.00002
dectofrac
0
.
0
0
0
0
2
5+(-4)+(-7)+2
5
+
(
−
4
)
+
(
−
7
)
+
2
longsub 32-4.7
longsub
3
2
−
4
.
7
15/16
1
5
1
6
13^2-12^2
1
3
2
−
1
2
2
longadd 3.30193+2
longadd
3
.
3
0
1
9
3
+
2
longsub 1-0.5
longsub
1
−
0
.
5
9+4(3+1)
9
+
4
(
3
+
1
)
simplificar 36/6
simplify
3
6
6
(4-3)(1-(3+5))*5
(
4
−
3
)
(
1
−
(
3
+
5
)
)
·
5
10*[3-2*(5-6)-2*(4-8)]
1
0
·
[
3
−
2
·
(
5
−
6
)
−
2
·
(
4
−
8
)
]
10^2+24^2
1
0
2
+
2
4
2
2+2*2-2
2
+
2
·
2
−
2
2^3-4+20/4
2
3
−
4
+
2
0
4
simplificar 75/100
simplify
7
5
1
0
0
-2^2+4
−
2
2
+
4
dectofrac 1.3
dectofrac
1
.
3
(3+3)^2
(
3
+
3
)
2
3(-1)^2-4(-1)+4
3
(
−
1
)
2
−
4
(
−
1
)
+
4
longmult 35*35
longmult
3
5
·
3
5
2(7-4)+3(1-5)+8
2
(
7
−
4
)
+
3
(
1
−
5
)
+
8
longmult 11*12
longmult
1
1
·
1
2
simplificar-65+6/((-3))+40
simplify
−
6
5
+
6
(
−
3
)
+
4
0
4^2*2-30*2/6+4*3
4
2
·
2
−
3
0
·
2
6
+
4
·
3
longdivision 900/4
longdivision
9
0
0
4
simplificar 8^2-(16)/(2^2)*4-3
simplify
8
2
−
1
6
2
2
·
4
−
3
(17-3)*(14-6)-22
(
1
7
−
3
)
·
(
1
4
−
6
)
−
2
2
longmult 0.5*4
longmult
0
.
5
·
4
simplificar 1+23+2+3
simplify
1
+
2
3
+
2
+
3
longmult 40*40
longmult
4
0
·
4
0
1
2
3
4
5
6
7
..
212
