Find the value of the following:
1. 2/3+1/6
2. 2/5+1/2+1/4
3. 8/9 – 4/5
4. Find the sum of 0.12, 3.561, and 2.342
5 . 3 . 21+4.85
6. Work out 150×80
7. Find the product of 49×35
8. Find the value of 4.56×29
9 . Find the value of 6.40×37
10. Calculate the square root of 196
11. Calculate the square root of 121
12 .Divide 812 by 14
13. Calculate 675÷5
14 .784 apples are to be shared equally among 14 brothers. How many will each person get?
Estimate the following and find the answer.
15. 24+32
16. 33×24
17. 97+82
18. 62×11
19. 48×21
20. 12×11