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脱式计算(1)135+980÷7(2)(430-216)×7(3)45×8÷4(4)728-276÷3(5)35+15×11(5B)25×4+372(6)12×24+46(6B)305÷(213-208)(7)52×(36÷3)(7b)98×4-276(8)42×11-368
题目详情
脱式计算
(1)135+980÷7 | (2)(430-216)×7 | (3)45×8÷4 | (4)728-276÷3 |
(5)35+15×11 | (5B)25×4+372 | (6)12×24+46 | (6B)305÷(213-208) |
(7)52×(36÷3) | (7b)98×4-276 | (8)42×11-368 | (8b)(60+70)×3. |
▼优质解答
答案和解析
(1)135+980÷7,
=135+140,
=275;
(2)(430-216)×7,
=214×7,
=1498;
(3)45×8÷4,
=360÷4,
=90;
(4)728-276÷3,
=728-92,
=636;
(5)35+15×11,
=35+165,
=200;
(5b)25×4+372,
=100+372,
=472;
(6)12×24+46,
=288+46,
=334;
(6b)305÷(213-208),
=305÷5,
=61;
(7)52×(36÷3),
=52×12,
=624;
(7b)98×4-276,
=392-276,
=116;
(8)42×11-368,
=462-368,
=94;
(8b)(60+70)×3,
=130×3,
=390.
=135+140,
=275;
(2)(430-216)×7,
=214×7,
=1498;
(3)45×8÷4,
=360÷4,
=90;
(4)728-276÷3,
=728-92,
=636;
(5)35+15×11,
=35+165,
=200;
(5b)25×4+372,
=100+372,
=472;
(6)12×24+46,
=288+46,
=334;
(6b)305÷(213-208),
=305÷5,
=61;
(7)52×(36÷3),
=52×12,
=624;
(7b)98×4-276,
=392-276,
=116;
(8)42×11-368,
=462-368,
=94;
(8b)(60+70)×3,
=130×3,
=390.
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