题目内容
甲数是30,乙数是20,乙数是甲数的
,甲数比乙数多______%,乙数比甲数少______%.
| () |
| () |
①20÷30=
答:乙数是甲数的
.
②(30-20)÷20
=10÷20
=0.5
=50%
答:甲数比乙数多50%.
③(30-20)÷30
=10÷30
≈0.333
=33.3%
答:乙数比甲数少33.3%.
| 2 |
| 3 |
答:乙数是甲数的
| 2 |
| 3 |
②(30-20)÷20
=10÷20
=0.5
=50%
答:甲数比乙数多50%.
③(30-20)÷30
=10÷30
≈0.333
=33.3%
答:乙数比甲数少33.3%.
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