题目内容
| 计算下列各颢.(第(1)~(3)题列竖式计算,第(3)题验算,第(4)~(6)题脱式计算.) (1)612+3 | (2)700+5 |
| (3)423+5 | (4)176+324÷3 |
| (5)(138+474)÷3 | (6)80×6+3 |
(1)612+3=615;
612
;
(2)700+5=705;
700
;
(3)423+5=428;
423
;
验算:
428
;
(4)176+324÷3,
=176+108,
=284;
(5)(138+474)÷3,
=612÷3,
=204;
(6)80×6+3,
=480+3,
=483.
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.
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