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2+7=912+3=156+8=147+11=1813+4=1720+0=2015-7=816-11=520-19=118-4=148-5=317-2=153+4=716-11=518+2=20用英文答一下.

题目详情
2+7=9 12+3=15 6+8=14 7+11=18 13+4=17 20+0=20 15-7=8 16-11=5 20-19=1 18-4=14 8-5=3 17-2=15 3+4=7 16-11=5 18+2=20用英文答一下.
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答案和解析
Two and seven is Nine; twelve and three is fifteen;six and eight is fourteen;thirteen and four is seventeen;twenty and zero is twenty;fifteen minus seven is eight;sixteen minus eleven is five;t...