新闻背景：
Listen and work out the maths problems.
1. A: What's one hundred and eighty-seven point five plus seven hundred and sixty-three point four?
B: (1)___________________
2. A: What's six hundred and one point oh two minus twenty point one eight?
B: It's five hundred and eighty point eight four.
3. A: (2)__________________
B: That comes to fourteen point three.
4. A: What's seven hundred and fifty divided by two point five?
B: That comes to three hundred.
1. It's nine hundred and fifty point nine.
2. What's seven hundred and fifteen times oh point oh two?
新闻背景：
倾听和解决数学问题。
1。一：什么是一百八十七点五加七百六十三点四？
乙：（1）___________________
2。一：什么是六百零一点哦2减二十点一八？
乙：这是五百八十点八四。
3。答：（2）__________________
乙：那就是十四点三。
4。一：什么是七百五十除以2点五？
乙：那就是三百。
1。它的九百五十点九。
2。什么是七百一十五倍哦哦2点？
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