Sagot :
Answer:
1. 10.8 2.6.25 3. 4-2 4.147.5 5.16.25
Step-by-step explanation:
calculator exist
[tex]\huge\pink{\overline{\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad \ \ \ }}[/tex]
1) 1.8÷9=
[tex]\frac{18}{90}[/tex]
[tex]\frac{1}{5}[/tex]
[tex]\boxed{\green{={0.2}}}[/tex]
[tex]\huge\pink{\overline{\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad \ \ \ }}[/tex]
(2) 1.25÷5=
[tex]\frac{125}{500}[/tex]
[tex]\frac{1}{4}[/tex]
[tex]\boxed{\green{={0.25}}}[/tex]
[tex]\huge\pink{\overline{\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad \ \ \ }}[/tex]
(3) 2.80 ÷ 7 =
[tex]\frac{28}{70}[/tex]
[tex]\frac{2}{5}[/tex]
[tex]\boxed{\green{={0.4}}}[/tex]
[tex]\huge\pink{\overline{\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad \ \ \ }}[/tex]
(4) 150 ÷ 2.5=
[tex]\frac{1500}{25}[/tex]
Divide 1500 by 25 to get 60.
[tex]\boxed{\green{={60}}}[/tex]
[tex]\huge\pink{\overline{\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad \ \ \ }}[/tex]
(5) 18.75 ÷ 2.50=
[tex]\frac{1875}{250}[/tex]
[tex]\frac{15}{2}[/tex]
[tex]\frac{3*5}{2} =7\frac{1}{2} =[/tex]
[tex]\boxed{\green{={7.5}}}[/tex]
[tex]\huge\pink{\overline{\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad \ \ \ }}[/tex]