Answer:
1. 0
2. 150
3.-3
4.493
5. 3101/102
Step-by-step explanation:
1. (5+10)-5(15÷5)
15-5(15÷5)
15-5(3)
15-15
=0
2. (10×15)÷10(5×2)
150÷10(5×2)
150÷10(10)
=150
3.(5-10)+(10÷5)
(-5)+(10÷5)
(-5)+2
-5+2
= -3
4.(2510-45)÷5
2465÷5
=493
5.(21015-5510)÷510
15505÷510
15505/510
=3101/102
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Answers & Comments
Answer:
1. 0
2. 150
3.-3
4.493
5. 3101/102
Step-by-step explanation:
1. (5+10)-5(15÷5)
15-5(15÷5)
15-5(3)
15-15
=0
2. (10×15)÷10(5×2)
150÷10(5×2)
150÷10(10)
=150
3.(5-10)+(10÷5)
(-5)+(10÷5)
(-5)+2
-5+2
= -3
4.(2510-45)÷5
2465÷5
=493
5.(21015-5510)÷510
15505÷510
15505/510
=3101/102