Resta por descomposici贸n 45 40
5
24 = 21 20
20
4
1 21
Ahora t煤: 66 __
_
__
52 = __ __
_ __
_
47 __
_
35 = __ __
__
_
_ __
69 __
_
__
38 = __
__
_ __
_
ยกAhora sin las rayitas! 25
-
13 =
66
-
25 =
45
-
40 =
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