Decimal : Basic operations on decimals.

Answer the following:

1. Calculate

(a) 12.8+0.27

(b) 109.075 +121.75


2. Find

(a) 45.7 - 12.5

(a) 128.1-47.25


3. Evaluate

(a) 12.5 x 4

(b) 15.7 x 1.5


4. Find

(a) 22.4/2

(a) 24/0.5

5. Calculate

(a) 3(2.5-0.7)+2(1.2+0.5)

(a) (128.5-20)/0.2


Happy Trying!

Hafsah

DECIMALS : Addition and Subtraction

When you add or subtract 2 decimals, aligned the number according to its place value. Retain the decimal point.

Try the following question.

1. Find 2.5 + 1.3

2. Calculate 12.8+0.22

3. Calculate 8.4+7.2

4. Calculate 15+9.4

5. Find 12.01+0.38+270.781

6. Find 2.6-1.4

7. Find 12-3.7

8. Find 28-12.75

9. Find 24.75-12.86

10.Find 125.78-64.8-30.5

Good luck !