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脱式计算80-75÷515×2×590+84÷4(206+103)÷3(31+77)×96×19×5200÷2÷572÷8×6949-260×39×(25+55)20×3+25125×7×8
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脱式计算
脱式计算
80-75÷5 15×2×5 90+84÷4 (206+103)÷3 (31+77)×9 6×19×5 200÷2÷5 72÷8×6 949-260×3 9×(25+55) 20×3+25 125×7×8 80-75÷5 15×2×5 90+84÷4 (206+103)÷3 80-75÷5 15×2×5 90+84÷4 (206+103)÷3 (31+77)×9 6×19×5 200÷2÷5 72÷8×6 (31+77)×9 6×19×5 200÷2÷5 72÷8×6 949-260×3 9×(25+55) 20×3+25 125×7×8 949-260×3 9×(25+55) 20×3+25 125×7×8
80-75÷5 | 15×2×5 | 90+84÷4 | (206+103)÷3 |
(31+77)×9 | 6×19×5 | 200÷2÷5 | 72÷8×6 |
949-260×3 | 9×(25+55) | 20×3+25 | 125×7×8 |
80-75÷5 | 15×2×5 | 90+84÷4 | (206+103)÷3 |
(31+77)×9 | 6×19×5 | 200÷2÷5 | 72÷8×6 |
949-260×3 | 9×(25+55) | 20×3+25 | 125×7×8 |
80-75÷5 | 15×2×5 | 90+84÷4 | (206+103)÷3 |
(31+77)×9 | 6×19×5 | 200÷2÷5 | 72÷8×6 |
949-260×3 | 9×(25+55) | 20×3+25 | 125×7×8 |
▼优质解答
答案和解析
(1)80-75÷5
=80-15
=65
(2)15×2×5
=15×(2×5)
=15×10
=150
(3)90+84÷4
=90+21
=111
(4)(206+103)÷3
=309÷3
=103
(5)(31+77)×9
=108×9
=972
(6)6×19×5
=(6×5)×19
=30×19
=570
(7)200÷2÷5
=200÷(2×5)
=200÷10
=20
(8)72÷8×6
=9×6
=54
(9)949-260×3
=949-780
=169
(10)9×(25+55)
=9×80
=720
(11)20×3+25
=60+25
=85
(12)125×7×8
=(125×8)×7
=1000×7
=7000
=80-15
=65
(2)15×2×5
=15×(2×5)
=15×10
=150
(3)90+84÷4
=90+21
=111
(4)(206+103)÷3
=309÷3
=103
(5)(31+77)×9
=108×9
=972
(6)6×19×5
=(6×5)×19
=30×19
=570
(7)200÷2÷5
=200÷(2×5)
=200÷10
=20
(8)72÷8×6
=9×6
=54
(9)949-260×3
=949-780
=169
(10)9×(25+55)
=9×80
=720
(11)20×3+25
=60+25
=85
(12)125×7×8
=(125×8)×7
=1000×7
=7000
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