解:采用分配律,
44/45x37
=(1-1/45)x37
=37-1/45x37
=37-37/45
=36又8/45
135÷12.5
=135÷25/2
=135*2/25
=27*2/5
=54/5
=10+4/5
=10+0.8
=10.8
44/45*37
=(1-1/45)*37
=37*1-37*1/45
=37-37/45
=36+8/45
=36又8/45
27*15/26
=(26+1)*15/26
=26*15/26+1*15/26
=15+15/26
=15又15/26
46×四十五分之二
= (45+1) × 2/45
= 45× 2/45 + 2/45
= 2+ 2/45
= 2由45分之2
【秋风燕燕为您答题 O(∩_∩)O ,肯定对】
有什么不明白可以对该题继续追问
如果满意,请及时选为满意答案,谢谢
125.5乘三十五分之四
=125.5*4/35
=502/35
满意采纳
您好:
6/98:15/245
=3/49 : 3/49
=1:1
~如果你认可我的回答,请及时点选【采纳为满意回答】按钮~
~手机提问者在客户端右上角评价点【满意】即可。
~你的采纳是我前进的动力~~
~如还有新的问题,请不要追问的形式传送,另外发问题并向我求助或在追问处传送问题连结地址,答题不易,敬请谅解~~
O(∩_∩)O,记得好评和采纳,互相帮助
祝学习进步!
八十分之三千一百零八
Good Time_Owl City_Carly Rae Jepsen
2. 1) B 2) A 3) B 4) B 5) B 6) A
3. 1) √ 2) √ 3) × 4) × 5) √ 6) ×
4. 1) A 2) A 3) B 4) B 5) A
5. 1) How 2) Why 3) Where 4) When 5) What 6) Who
7. 1) E 2) B 3) D 4) F 5) C 6) A
8. ① ③ ⑤ ② ④
10. 1) ④ ② ⑤ ① ③ ⑥ 2) ③ ① ⑤ ⑥ ② ④ ⑦
11. 1) √ 2) × 3)× 4) √ 5) √
13. 1) library 2) He’s going to the park with his parents
3) post office 4) ② ④ ① ③
14. 1) √ 2) √ 3) × 4) √
4/25×98+16%×3-0.16
=0.16×98+0.16×3-0.16
=0.16×(98+3-1)【这是关键的一步】
=0.16×100
=16
16时45分-8时45分=8小时