CLASS III MATHS LESSON 3 GIVE AND TAKE. ADDITION AND SUBTRACTION 34+10= __ 40+20= _ 30+10 =_ 60+12=_ 42+15=_ 42+20= 40-30=_.

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Presentation transcript:

CLASS III MATHS LESSON 3 GIVE AND TAKE

ADDITION AND SUBTRACTION 34+10= ____ 40+20= _____ =_____ 60+12=_____ 42+15=_____ 42+20=______ 40-30=_____ 30-10=_____ 29-10=_____ 60-12=_____ 89-20=_____ 89-22=_____

PRACTICE THESE SUMS 1.20 less than 45 is ____________ =______ 3.10 and 50 more is ________. 4.3 and 57 more is ________. 5.Reducing 98 by 32 is ________ more than 44 is ______. 7.Take 32 away from 86 is ________. 8.The sum of 7 and 55 is __________ = ____ =______+40

PROBLEM SOLVING (1)One box has 45 sweets and the other 34. How many sweets are there in all? (2)A shopkeeper has 543 pencils. He added 145 more. How many pencils does he have now? (3)There are 800 books in a shop. The shopkeeper sold 350 books. How many books are still to be sold? (4)In a town there are 4536 men,3068 women and 1232 children. What is the population of the town?