1)Resolva as expressões númericas a seguir:a)56/7+64/8=b)6+4X6=c)390-(18+7x9)d)(6x7-3x8/12)/10e)13-45+192/4+11f)15+9x(34-13+22+3)g)182-5x(3+8)-(10x6/12)h)(4x72-34)/2
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56 64 b) 6 + 4.6 = c) 390 - ( 18 + 7.9 ) =
a) ----- + ----- = 6 + 24 = 30 390 - ( 18 + 63) =
7 8 390 - ( 81 ) =
390 - 81 = 309
8 + 8 = 16
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d) ( 6.7 - 3.8/12 ) = e) 13 - 45 + 192/4 + 11 =
( 42 - 24/2 ) = 13 - 45 + 48 + 11 =
42 - 12 = 30 72 - 45 = 27
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f) 15 + 9 . ( 34 - 13 + 22 + 3 ) = g) 182 - 5 . ( - 10 . 6/12) =
15 + 9 .( 59 - 13 ) = 182 - 5 . ( - 60/12 ) =
15 + 9 . 46 = 182 - 5 .( - 5 ) =
15 + 414 = 429 182 + 25 = 207
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h) ( 4 . 72 - 34 )/2 =
( 288 - 34)/2 =
254/2 = 127
a) ----- + ----- = 6 + 24 = 30 390 - ( 18 + 63) =
7 8 390 - ( 81 ) =
390 - 81 = 309
8 + 8 = 16
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d) ( 6.7 - 3.8/12 ) = e) 13 - 45 + 192/4 + 11 =
( 42 - 24/2 ) = 13 - 45 + 48 + 11 =
42 - 12 = 30 72 - 45 = 27
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f) 15 + 9 . ( 34 - 13 + 22 + 3 ) = g) 182 - 5 . ( - 10 . 6/12) =
15 + 9 .( 59 - 13 ) = 182 - 5 . ( - 60/12 ) =
15 + 9 . 46 = 182 - 5 .( - 5 ) =
15 + 414 = 429 182 + 25 = 207
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h) ( 4 . 72 - 34 )/2 =
( 288 - 34)/2 =
254/2 = 127
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