试题详情
直接写出得数。
⑴96-46= | 70-30= | 68-27= | 23+50= |
⑵80-8= | 45+14= | 89-45= | 60-32= |
⑶42+39= | 53+24= | 98-76= | 70+13= |
⑷600+700= | 33+26= | 56+39= | 71+29= |
⑸2700-900= | 84-38= | 51-27= | 63-38= |
⑹8+19= | 34-12= | 90-55= | 77-7= |
⑺38+22= | 24-6= | 48-19= | 68+28= |
⑻99-20= | 36+46= | 70-38= | 88-7= |
知识点
参考答案
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