问题
解答题
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答案
700÷70=10, | 320÷80=4, | 400÷20=20, | 420-90=330, | 170+320=490, |
1000-51=949, | 520-260=260, | 910-190=720, | 5×200=1000, | 22×0=0, |
280÷4=70, | 900÷3=300, | 45×20=900, | 63÷3=21, | 810÷90=9, |
260÷10=26, | 200÷5=40, | 81÷3=27, | 55÷11=5, | 360÷36=10, |
90×90=8100, | 0×12=0, | 44×2=88, | 60×5=300, | 90÷30=3, |
22÷2=11, | 720÷80=9, | 540÷90=6, | 35×3=105, | 10×100=1000, |
100-6=94, | 506-56=450, | 660÷3=220, | 450÷9=50, | 100×25=2500, |
420÷2=210. |