Question

solve these mentally
(a) 0.4- 0.2=
(b) 207-2.143=
(c) 0.59-0.21=
(d)5.244-2.143=
(e)0.7+1.2=
(f )14.4+5.3=
(g)4.2×8=
(h)2.54×4=
(I)40.5÷9=
(j)31.6÷4=
​

Answer 1

1. 0.2
2. 204.857
3. 0.38
4. 2.101
5. 1.9
6. 19.7
7. 33.6
8. 10.16
9. 4.5
10. 7.9

Answer 2

Step-by-step explanation:

1- 0.2

2- 204.857

3- 0.38

4- 3.101

5- 1.9

6- 19.7

7- 33.6

8- 10.16

9- 4.5

10- 7.9