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Problemas de Pre-Álgebra populares
longdivision 98/14
longdivision
9
8
1
4
(90/7)/1 3/4
(
9
0
/
7
)
/
1
3
4
longmult 35*10
longmult
3
5
·
1
0
longmult 2.25*10
longmult
2
.
2
5
·
1
0
fatores 175
factors
1
7
5
dectofrac-2.4
dectofrac
−
2
.
4
mixednumber 64/5
mixednumber
6
4
5
longmult 64*3.14
longmult
6
4
·
3
.
1
4
mixednumber 10.8
mixednumber
1
0
.
8
(-26/5)/(-5)
(
−
2
6
/
5
)
/
(
−
5
)
tofraction 1.6667
tofraction
1
.
6
6
6
7
mixednumber 45/14
mixednumber
4
5
1
4
mixednumber 84/5
mixednumber
8
4
5
fatores 78
factors
7
8
converter to a percentage 6.25
convert
to
a
percentage
6
.
2
5
longdivision 49/3
longdivision
4
9
3
converter to a percentage 0.751
convert
to
a
percentage
0
.
7
5
1
improperfraction 4 9/10
improperfraction
4
9
1
0
30/(2/3)
3
0
/
(
2
/
3
)
reducefraction the 20/120
reducefraction
the
2
0
1
2
0
10(1/2)
1
0
(
1
/
2
)
longmult 3.14*100
longmult
3
.
1
4
·
1
0
0
reducefraction the 67/100
reducefraction
the
6
7
1
0
0
mixednumber 49/15
mixednumber
4
9
1
5
primefactorization 98
primefactorization
9
8
longmult 16*14
longmult
1
6
·
1
4
converter to a percentage 58/100
convert
to
a
percentage
5
8
/
1
0
0
todecimal 7/4
todecimal
7
4
fatores 33
factors
3
3
longdivision 225/3
longdivision
2
2
5
3
longmult 300*40
longmult
3
0
0
·
4
0
tofraction 0.4166666666667
tofraction
0
.
4
1
6
6
6
6
6
6
6
6
6
6
7
longdivision 115/4
longdivision
1
1
5
4
longdivision 23/4
longdivision
2
3
4
mixednumber 83/6
mixednumber
8
3
6
tofraction 2.9375
tofraction
2
.
9
3
7
5
reducefraction the 42/58
reducefraction
the
4
2
5
8
longadd 35+35
longadd
3
5
+
3
5
longdivision 34/7
longdivision
3
4
7
tofraction 21.25
tofraction
2
1
.
2
5
mixednumber 87/5
mixednumber
8
7
5
(10/13)/(4/9)
(
1
0
/
1
3
)
/
(
4
/
9
)
tofraction 2.14
tofraction
2
.
1
4
converter to a percentage 12.5
convert
to
a
percentage
1
2
.
5
tofraction 1.42
tofraction
1
.
4
2
longdivision 153/2
longdivision
1
5
3
2
reducefraction the 63/70
reducefraction
the
6
3
7
0
longsub 24-18
longsub
2
4
−
1
8
fatores 315
factors
3
1
5
longdivision 14000/100
longdivision
1
4
0
0
0
1
0
0
longdivision 720/3
longdivision
7
2
0
3
longsub 18-32
longsub
1
8
−
3
2
gcd 60x^4y^7,45x^5y^5,75x^3y
gcd
6
0
x
4
y
7
,
4
5
x
5
y
5
,
7
5
x
3
y
reducefraction the 65/78
reducefraction
the
6
5
7
8
longdivision 19/17
longdivision
1
9
1
7
longsub 180-42
longsub
1
8
0
−
4
2
mixednumber 1.6
mixednumber
1
.
6
longdivision (0.3)/3
longdivision
0
.
3
3
tofraction 9.2
tofraction
9
.
2
improperfraction 1 3/7
improperfraction
1
3
7
gcd 15x+35
gcd
1
5
x
+
3
5
tofraction 2.4
tofraction
2
.
4
reducefraction the 130/180
reducefraction
the
1
3
0
1
8
0
todecimal 76/9
todecimal
7
6
9
tofraction 3.14
tofraction
3
.
1
4
mixednumber 5.2
mixednumber
5
.
2
(4/5)/10
(
4
/
5
)
/
1
0
tofraction 0.26
tofraction
0
.
2
6
tofraction 0.78
tofraction
0
.
7
8
tofraction 0.87
tofraction
0
.
8
7
longdivision 15/10
longdivision
1
5
1
0
37/100
3
7
1
0
0
longmult 2.5*6.5
longmult
2
.
5
·
6
.
5
reducefraction the 22/28
reducefraction
the
2
2
2
8
tofraction 0.17
tofraction
0
.
1
7
primefactorization 147
primefactorization
1
4
7
converter to a percentage 9/24
convert
to
a
percentage
9
/
2
4
43/60
4
3
6
0
converter to a percentage 36/20
convert
to
a
percentage
3
6
/
2
0
improperfraction 3 2/5
improperfraction
3
2
5
round to the nearest tenth 10.4
round
to
the
nearest
tenth
1
0
.
4
longsub 15-19
longsub
1
5
−
1
9
converter the degree to percent grade 8/14
convert
the
degree
to
percent
grade
8
/
1
4
mixednumber 42/8
mixednumber
4
2
8
converter to a percentage 5/7
convert
to
a
percentage
5
/
7
longsub 180-133
longsub
1
8
0
−
1
3
3
longdivision 1500/120
longdivision
1
5
0
0
1
2
0
gcd 110x^5,70x^6,60x^8
gcd
1
1
0
x
5
,
7
0
x
6
,
6
0
x
8
primefactorization 150
primefactorization
1
5
0
longmult 22*15
longmult
2
2
·
1
5
longdivision 192/32
longdivision
1
9
2
3
2
converter to a percentage 18/29
convert
to
a
percentage
1
8
/
2
9
mixednumber 3/7
mixednumber
3
7
gcd 4,10,14
gcd
4
,
1
0
,
1
4
gcd 27cd,72
gcd
2
7
cd
,
7
2
converter to a percentage 0.76
convert
to
a
percentage
0
.
7
6
gcd 270,360
gcd
2
7
0
,
3
6
0
converter to a percentage 9/60
convert
to
a
percentage
9
/
6
0
mixednumber 71/3
mixednumber
7
1
3
reducefraction the 63/36
reducefraction
the
6
3
3
6
1
..
206
207
208
209
210
..
212
