Part One
Lesson 5 – Multiplication : Part 1
Exercise
Multiply the following
(1) 53 × 8
Ans:
(2) 25 × 9
Ans:
(3) 86 × 5
Ans:
(4) 75 × 11
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(5) 41 × 14
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(6) 68 × 12
Ans:
Exercise
Carry out the following multiplications.
(1) 4H × 5 = ___
Ans: 4H × 5 = 2000
(2) 20 × 3H = ___
Ans: 20 × 3H = 6000
(3) 40 × 500 = ___
Ans: 40 × 500 = 20000
(4) 800 × 60 = ___
Ans: 800 × 60 = 48000
(5) 35 × 200 = ___
Ans: 35 × 200 = 7000
(6) ___ × 70 = 7000
Ans: 1H × 70 = 7000
(7) 7H × 2 = ___
Ans: 7H × 2 = 1400
(8) 20 × 300 = ___
Ans: 20 × 300 = 6000
(9) 600 × 30 = ___
Ans: 600 × 30 = 18000
(10) 900 × 20 = ___
Ans: 900 × 20 = 18000
(11) 600 × 42 = ___
Ans: 600 × 42 = 25200
(12) 15 × ___ = 30000
Ans: 15 × 200H = 30000
Exercise
1. Multiply.
(1) 124 × 3
Ans:
(2) 367 × 5
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(3) 408 × 9
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(4) 627 × 8
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(5) 840 × 4
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(6) 716 × 7
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2. The cost of 1 chair is ₹650. What is the cost of 4 such chairs?
Ans:
Therefore the cost of 4 chairs is ₹2600
3. One small sack of rice costs ₹825. How much do 5 such sacks cost?
Ans:
Therefore the cost of 5 sacks is ₹4125
Exercise
1. Multiply.
(1) 819 × 12
Ans:
(2) 545 × 38
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(3) 953 × 38
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(4) 610 × 45
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(5) 407 × 55
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(6) 781 × 90
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2. The concessional rate of one English dictionary is 175. If 31 students in a class give their teacher that amount for the dictionary, how much money has the teacher collected?
Ans:
The teacher collected ₹5425
3. A van carries 205 crates of mangoes. If each crate contains 48 mangoes, how many mangoes are there in the van?
Ans:
There are 9840 mangoes in the van