
Q1: Write in the short form
1. 80 paise
Sol: 1 paise = ₹ 1/100
80 paise = ₹ 80/100 = ₹ 0.80
2. 70 rupees 5 paise
Sol: 1 paise = ₹ 1/100
5 paise = 5/100 = ₹ 0.05
70 rupees 5 paise = 70 + 0.05 = ₹ 70.05
Q2: Convert into paise
1. ₹15
Sol: 1 rupee = 100 paise
₹ 15 = 15 × 100 = 1500 paise
2. ₹ 0.95
Sol: 1 rupee = 100 paise
₹ 0.95 = 0.95 × 100 = 95 paise
Q 3: Add / subtract
1. ₹ 56.40 - ₹ 27.35 = ₹29.05
2. ₹ 8.50 + ₹ 9.10 = ₹17.60
Q 4: Add the following
1. ₹ 72.40 and ₹ 36.70 = ₹109.10
2. ₹ 315.75, ₹ 45.90 and ₹ 56.95 = ₹418.60
3. ₹ 40.35, ₹ 65.45 and ₹ 105.05 = ₹210.85
Q 5: Subtract the following
1. ₹ 35.32 from ₹ 51.20 = ₹ 15.88
2. ₹ 182.35 from ₹ 206.75 = ₹ 24.40
3. ₹ 106.05 from ₹ 190.32 = ₹ 84.27
Q6: Multiply the following
1. ₹ 4032 × 20 = ₹ 80,640
2. ₹ 3120 × 18 = ₹ 56,160
3. ₹ 999.90 × 9 = ₹ 8,999.10
Q7: Divide the following
1. ₹ 8464.50 ÷ 9 = ₹ 940.50
2. ₹ 8222.40 ÷ 18 = ₹ 456.80
3. ₹ 1752.80 ÷ 14 = ₹ 125.20
Question 8: Prices of items in a general store are given below:

Sol: To calculate the bill, add the cost of each item.
2 kg atta = ₹ 14 + 1 litre refined oil = ₹ 65 + 200 g soap = ₹ 14 + 1 kg sugar = ₹ 21.50 + 200 g namkeen = ₹ 14
Total = 14 + 65 + 14 + 21.50 + 14 = ₹ 128.50
2. 4 kg rice, 2 kg daal chana), 1 kg sugar, 2 packets of biscuits, 1 litre refined oil, 150 g face cream.
Sol: Calculate each item by multiplying unit price by quantity, then add.
4 kg rice = 4 × ₹ 18 = ₹ 72
2 kg daal chana = 2 × ₹ 18 = ₹ 36
1 kg sugar = ₹ 21.50
2 packets biscuits = 2 × ₹ 12 = ₹ 24
1 litre refined oil = ₹ 65
150 g face cream = ₹ 26.50
Total = 72 + 36 + 21.50 + 24 + 65 + 26.50 = ₹ 245.00
(The earlier line listed the unit amounts; their sum gives ₹ 245.00.)
3. 3 kg rice, 1 kg daal chana, 1 kg daal moong, 1 kg salt, 2 packets of biscuits.
Sol: Add the cost of each item.
3 kg rice = 3 × ₹ 18 = ₹ 54
1 kg daal chana = ₹ 18
1 kg daal moong = ₹ 30
1 kg salt = ₹ 8.50
2 packets biscuits = 2 × ₹ 12 = ₹ 24
Total = 54 + 18 + 30 + 8.50 + 24 = ₹ 134.50
Q9: I have a 50-rupee note. I bu an ice-cream for ₹ 15.75 and a chocolate for ₹ 18.30. How much do I have left with me?
Sol: Spent on ice-cream = ₹ 15.75
Spent on chocolate = ₹ 18.30
Total money spent = ₹ 15.75 + ₹ 18.30 = ₹ 34.05
Money left = ₹ 50.00 − ₹ 34.05 = ₹ 15.95
Q10: Mona purchased a ribbon for ₹ 15.75, some nailpolish for ₹ 32.40 and bangles for ₹ 40.20. She gave a 100-rupee note to the shopkeeper. How much mone did she get back?
Sol: Spent on ribbon = ₹ 15.75
Spent on nail polish = ₹ 32.40
Spent on bangles = ₹ 40.20
Total money spent = ₹ 15.75 + ₹ 32.40 + ₹ 40.20 = ₹ 88.35
Money returned = ₹ 100.00 − ₹ 88.35 = ₹ 11.65
Q11: Add the following
1. ₹ 137.45 + ₹ 38.96 + ₹ 45.24 = ₹221.65
2. ₹ 1629.45 + ₹ 459.23 + ₹ 385.09 = ₹2473.77
Q12: Subtract the following
1. ₹ 784.98 - ₹ 35.65 = ₹749.33
2. ₹ 765.95 - ₹ 395.98 = ₹369.97
3. ₹ 739.94 - ₹ 364.73 = ₹375.21
Q13: Multiply the following
1. ₹ 525.25 by 6
Sol: ₹ 525.25 × 6 = (₹ 525 × 6) + (₹ 0.25 × 6)
= ₹ 3,150 + ₹ 1.50 = ₹ 3,151.50
2. ₹ 975.12 by 6
Sol: ₹ 975.12 × 6 = ₹ 5,850.72
3. ₹ 67.86 by 7
Sol: ₹ 67.86 × 7 = ₹ 475.02
Q14: Divide:
1. ₹ 96.36 by 3
Sol: ₹ 96.36 ÷ 3 = ₹ 32.12
2. ₹ 533.35 by 5
Sol: ₹ 533.35 ÷ 5 = ₹ 106.67
3. ₹ 211.84 by 4
Sol: ₹ 211.84 ÷ 4 = ₹ 52.96
Q15: Make out a bill for the following purchases:
1. Rice ₹ 16.00, Refined oil - ₹ 55.50, Sugar ₹ 17.50, Soap ₹ 9.25, Toothpaste ₹ 18.50.
Sol: Add the prices of each item.
₹ 16.00 + ₹ 55.50 + ₹ 17.50 + ₹ 9.25 + ₹ 18.50 = ₹ 116.75
2. Aksha bought a fountain pen for ₹ 11.25 and a ball-point pen for ₹ 5.00. He gave a twenty -rupee note to the shopkeeper. How much money should he get back?
Sol: Fountain pen = ₹ 11.25
Ball-point pen = ₹ 5.00
Total spent = ₹ 11.25 + ₹ 5.00 = ₹ 16.25
Change = ₹ 20.00 − ₹ 16.25 = ₹ 3.75
3. Bhaskar has bought a notebook for ₹ 8.50 and a ball pen for ₹ 4.25. He has onl a ten rupee note. B how much is he running short?
Sol: Notebook = ₹ 8.50
Ball pen = ₹ 4.25
Total = ₹ 8.50 + ₹ 4.25 = ₹ 12.75
Money he has = ₹ 10.00
Shortage = ₹ 12.75 − ₹ 10.00 = ₹ 2.75
Q16: In short form 12 rupees 5 paise can be written as 12.05.
Q17: ₹ 118.05 = 118 rupees 5 paise.
Q18: How many 5-rupee notes can be exchanged for a 1000-rupee note? ______.
Sol: 1000 ÷ 5 = 200
Q19: ₹ 25.40 + ₹ 15.60 = ₹ 41.00
Q 20: 650 rupees 90 paise = ₹ 650.90.
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