算式里有括号的,要先算括号里面的.(16+72)÷4 (36+45)×5 (42-18)×6 (100-36)÷16 16×(3
算式里有括号的,要先算括号里面的.(16+72)÷4(36+45)×5(42-18)×6(100-36)÷1616×(32÷4)128÷(8×4)19×(41-27)96...
算式里有括号的,要先算括号里面的.(16+72)÷4 (36+45)×5 (42-18)×6 (100-36)÷16 16×(32÷4) 128÷(8×4) 19×(41-27) 96÷(18+14) 128-(160-116) 36÷(96÷16) 412-(136+116) 112÷(7×8)
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(1)(16+72)÷4 =88÷4 =22; (2)(36+45)×5 =81×5 =405; (3)(42-18)×6 =24×6 =144; (4)(100-36)÷16 =64÷16 =4; (5)16×(32÷4) =16×8 =128; (6)128÷(8×4) =128÷32 =4; (7)19×(41-27) =19×14 =266; (8)96÷(18+14) =96÷32 =3; (9)128-(160-116) =128-44 =84; (10)36÷(96÷16) =36÷6 =6; (11)412-(136+116) =412-252 =160; (12)112÷(7×8) =112÷56 =2. |
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