问题
解答题
|
答案
(1)612+3=615;
612
;+3 615
(2)700+5=705;
700
;+5 705
(3)423+5=428;
423
;+5 428
验算:
428
;-5 423
(4)176+324÷3,
=176+108,
=284;
(5)(138+474)÷3,
=612÷3,
=204;
(6)80×6+3,
=480+3,
=483.
|
(1)612+3=615;
612
;+3 615
(2)700+5=705;
700
;+5 705
(3)423+5=428;
423
;+5 428
验算:
428
;-5 423
(4)176+324÷3,
=176+108,
=284;
(5)(138+474)÷3,
=612÷3,
=204;
(6)80×6+3,
=480+3,
=483.