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横式计算:(1)628×4=600×=20×=×4=628×4=(2)524÷3=1742317423300÷3=÷3=÷=423423524

题目详情
横式计算:
(1)628×4=______                          
    600×______=______                   
    20×______=______ 
______×4=______
    628×4=______   
(2)524÷3=
174
2
3
174
2
3

    300÷3=______  
______÷3=______ 
______÷______=
4
2
3
4
2
3

     524÷3=
174
2
3
174
2
3






174
2
3
2
3
2
3
2233
174
2
3
2
3
2
3
2233


4
2
3
2
3
2
3
2233
4
2
3
2
3
2
3
2233
174
2
3
2
3
2
3
2233
174
2
3
2
3
2
3
2233
▼优质解答
答案和解析
(1)628×4
=(600+20+8)×4
=600×4+20×4+8×4
=2400+80+32
=2512;
所以,628×4=2512;
(2)524÷3
=(300+210+14)÷3
=300÷3+210÷3+14÷3
=100+70+4
2
3

=174
2
3

所以,524÷3=174
2
3

故答案为:2512,4,2400,4,80,8,32,2512,174
2
3
,100,210,70,14,3,4
2
3
,174
2
3
2
3
222333
=174
2
3

所以,524÷3=174
2
3

故答案为:2512,4,2400,4,80,8,32,2512,174
2
3
,100,210,70,14,3,4
2
3
,174
2
3
2
3
222333;
所以,524÷3=174
2
3

故答案为:2512,4,2400,4,80,8,32,2512,174
2
3
,100,210,70,14,3,4
2
3
,174
2
3
2
3
222333.
故答案为:2512,4,2400,4,80,8,32,2512,174
2
3
,100,210,70,14,3,4
2
3
,174
2
3
2
3
222333,100,210,70,14,3,4
2
3
,174
2
3
2
3
222333,174
2
3
2
3
222333.