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DEPARTAMENTO DE MATEMTICA
ESCUELA SERGIO MARTN ALAMOS
GUA OPERATORIA DE MATEMTICA 3 BSICO
NOMBRE (____) ___________________________________CURSO: 3 BSICO __ FECHA: ___/___/ ___
OBJETIVO: Operatoria de clculo mental en adicin y sustraccin.
1.70 + 23=
2.5 + 53=
3.19 + 5=
4.32 + 70=
5.76 + 30=
6.32 + 63=
7.38 + 30=
8.54 + 37=
9.56 + 23 =
10.77 + 22=
11.14 + 14=
12.32 + 32=
13.65 + 3=
14.37 + 9=
15.56 + 10=
16.32 + 45=
17.63 + 6=
18.24 + 24 =
19.21 + 54=
20.46 + 63=
21.67 + 40 =
22.43 + 12=
23.58 + 20 =
24.32 + 14=
25.60 + 13=
26.20 + 43=
27.54 + 32=
28.98 + 0 =
29.1 + 69=
30.35 + 50=
31.63 + 5=
32.18 - 12=
33.70 - 70 =
34.25 - 20=
35.18 8 =
36.14 - 10=
37.43 - 2=
38.48 - 13=
39.52 -30=
40.20 - 20 =
41.43 - 33=
42.87 - 6=
43.90 - 50=
44.45 - 5=
45.21 - 11=
46.53 - 20=
47.46 - 12=
48.76 - 32=
49.17 - 13=
50.65 - 15=
51.55 - 51=
52.43 - 12=
53.23 - 20=
54.17 - 2=
55.67 - 10=
56.34 23=
57.80 - 10=
58.39 - 27=
59.78 - 30 =
60.23 - 22=
NOTA:
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