把下面各数四舍五入到“万”或“亿”位. 7097344≈________万 | 60004795≈________万 | 240000950≈________万 |
1950400000≈________亿 | 9946500000≈________亿 | 420438000000≈________亿. |
把下面各数四舍五入到“万”或“亿”位. 7097344≈________万 | 60004795≈________万 | 240000950≈________万 |
1950400000≈________亿 | 9946500000≈________亿 | 420438000000≈________亿. |