脱式计算(怎么简便怎么算)(6105-435)÷14 46.71-6.81-3.19 100-45÷0.9+0.75 63×( 4 9
脱式计算(怎么简便怎么算)(6105-435)÷1446.71-6.81-3.19100-45÷0.9+0.7563×(49+57)35×56+16÷3525×〔34-(...
脱式计算(怎么简便怎么算)(6105-435)÷14 46.71-6.81-3.19 100-45÷0.9+0.75 63×( 4 9 + 5 7 ) 3 5 × 5 6 + 1 6 ÷ 3 5 2 5 ×〔 3 4 -( 7 12 - 1 4 )〕
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(洞碰1)猜颤饥(6105-435)÷14, =5670÷14, =405;
(2)46.71-6.81-3.19, =46.71-(6.81+3.19), =46.71-10, =36.71;
(3)100-45÷0.9+0.75, =100-50+0.75, =50+0.75, =50.75;
(4)63×( + ), =63× +63× , =28+45, =73;
(5) × + ÷ , = × + × , = + , = + , = ;
(穗返6) × [ -( - )], = ×[ + - ], = ×[1- ], = × , = . |
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