The document appears to be a math assessment with multiple calculation problems for a student to solve: 1) It contains 20 multi-step arithmetic word problems involving operations like addition, subtraction, multiplication, division, and order of operations. 2) The problems include calculating expressions with variables, fractions, grouping symbols, and real world values. 3) The student's name is blank, suggesting this is a generic assessment for the teacher to fill in with a particular student's name.

1. PINHALZINHO,_______DE________________________DE_______
PROFESSORA:
ALUNO (A): ______________________________________________
AVALIAÇÃO DE MATEMÁTICA
1- CALCULE AS EXPRESSÕES NUMÉRICAS:
A) 4 . ( 10 + 20 + 15 + 30) =
B)180:{10+2x[20-45:(13-2x5)]} =
C)56-[3+(8-2)+(51-10)-(7-2)]=

2. D)(10 + 2) + 5 – (12 – 4) x 2 =
E){[(8+8x9):(81:3-7)x(45:3-10)]:5}:2 =
F) 67 + { 50 x [ 70 : ( 27 + 8 )+18 : 2]+21 }
G)(4 x 7 + 8): ( 45 – 7 x 6)=

3. H)8 + 8 x 8 +8 =
I) 64 – (32 + 55 : 11)=
J) 60 + 2 x {[ 4 x ( 6 + 2 ) - 10 ] + 12} =
K) 20 + [ 13 + ( 10 – 6 ) + 4 ] =

4. L) 20 : 10 + 10=
M) 80 - [ 22 + ( 5 . 2 - 1 ) + 6] =
N) 58 - [ 20 - ( 3 . 4 - 2) : 5 ] =
O) 40 + 2 . [ 20 - ( 6 + 4 . 7 ) : 2 ] =

5. P) 20 + [ 13 + ( 10 – 6 ) + 4 ] =
Q) 15 + [ 6 + ( 8 – 4 : 2 )]=
R) 10 : 2 + 8=
S) 40 – [ 3 – (10 – 2 ) : 2 ]= T) 32 + 12 : 2=