Question

Maths

Q1. Simplify the expression .

1. 45÷5+20×4 - 12
2. (38 - 8)×2÷5+13
3. 3×{ 4 [ 85 + 5 - ( 15 ÷ 3 ) + 2 }
4. 40 × 10 ÷ 5 + 17
5. 80÷( 15 + 8 - 3 ) + 5
6. 72 ÷ 6 +2 × 2

Q2.Write the following rational number in decimal from .

1. 13÷4
2.5÷12
3.7÷4
4. 67÷12

Q3. Multiply

1. ( -5 ) × ( -7 )
2. 100 ÷ 60

Q4. H.C.F & L.C.M

1. 25,40
2. 56,32
3. 40,60,75
4. 12,15
5. 6,8,10
6. 63,81
​

Answer 1

Answer:

1.1 )77

1.2 )25

1.4)97

1.5)45

1.6)28

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Answer 2

Answer:

1. 77

2. 25

3. 97

4. 45

5. 28

Step-by-step explanation:

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