resolva as balanças.
a) {××] [14]
b) [×××] [×600}
c) [450] [3] [450] [450]
1° calcule as esquaçoes
a) 5×+3×=6
b)×+×+8=54
c) 7×-2-5×=18
d) 4(×+1) =12
e) 6×=36
me ajudem pfvr
a) {××] [14]
b) [×××] [×600}
c) [450] [3] [450] [450]
1° calcule as esquaçoes
a) 5×+3×=6
b)×+×+8=54
c) 7×-2-5×=18
d) 4(×+1) =12
e) 6×=36
me ajudem pfvr
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