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Let us solve some problems., , 1. Add., (a) 5,310 and 740 (b) 1,352; 531 and 296, (c) 2,135; 4,531 and 1,321 (d) 2,132; 47 and 501, (e) 52; 753 and 8,303 (f) 7,132; 60 and 205, 2. Subtract., (a) 4,573 from 9,013 (b) 2,518 from 8,746, (c) 4,575 from 6,027 (d) 2,538 from 7,537, (e) 457 from 3,600 (f) 2,753 from 4,532, , Let us discuss more about Addition first., , , , , , , , Do you know? aoe, , <= The numbers, For example:, , , , , , , which we add are called Addends., , Oe, 4, Addends Sum, , , , , , , , , , , , , , , , , , , Scanned by CamScanner
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ADDITION (5-DIGIT NUMBERS AND 6-DIGIT NUMBERS), lt 2, , , , , , , , Example 1:, T.Th Th H T O, 21 i te %* first we add ones,, #102 3 7 # then tens,, , ee, , %* then hundreds,, %* then thousands,, * and at the end ten thousands., , , , Caen UE, , So, after adding, we have:, Tih Th H T, , , , , , , , fe. Adding ones, Adding tens, Adding hundreds, , Adding thousands, , Adding ten thousands, , (2 ten thousands + 1 ten thousands, = 3 ten thousands), , , , , , , Example 2:, Add 23,935; 53,441 and 21,253, T.Th Th T O First of all, let us arrange, , , , the addends in the, column form., , Carry overs, , 3, 4, 5, 2, , |___ Adding ones, Adding tens, Adding hundreds, , Adding thousands, Adding ten thousands (2 ten thousands +, 5 ten thousands + 2 ten thousands = 9 ten thousands), , , , , , , , , , lus, the sum of 23,935; 53,441 and 21,253 is 98,629., , Scanned by CamScanner
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Example 3:, Add 4,37,816; 2,29,318 and 3,21,359, , , , , , , Reraember, , , , , , , , L TTh Th H T O ‘As usual, we start adding from, (4 21 Coro ~ ones, and add lakhs at the end,, , ‘4 3 7 8 1 6 a, +i2 2 9 3 1.8 ,, i 3 243 5 9, , 9 8 8 4 9 3 a, , Law Adding ones d, Adding tens, Adding hundreds, Adding thousands (, Adding lakhs Adding ten thousands, , (1 ten thousands + 3 ten thousands +, , (4 lakhs + 2 lakhs, 2 ten thousands + 2 ten thousands = 8 ten thousan¢, , + 3 lakhs = 9 lakhs), Thus, the sum of 4,37,816; 2,29,318 and 3,21,359 is 9,88,493., , We FREER): \, , , , , , 1. Add. ‘, (a) TTh Th H T O (b) T.Th Th H T O 7, 1 21 4 2 2 4 0 0 3, + 5 3 6 0 7 *% 2 & 4 «2, i + $22 1, 2. Add., , (a) 10,657; 35,101 and 33,333, (c) 68,293; 439 and 30,292, (e) 333; 55,555 and 2,229, , (b) 25,762; 21,234 and 10,001, (d) 42,738; 3,141 and 52,180, (f) 554; 2,132 and 81,419, , Scanned by CamScanner
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3, Arrange in columns and add., , (a) 3,53,175; 25,130 and 1,40,535 (b) 8,20,015; 17,057 and 1,30,155, , (d) 444; 4,444 and 4,44,444, , (f) 70,056; 4,38,295 and 6,666, t number, , (c) 2,535; 123 and 6,53,313, , (e) 35,015; 253 and 77,893, , 4. Find the sum of the largest number of four digits and the smalles', , of five digits., PROPERTIES OF ADDITION, a none, , Add 75,312 and 12,313, , , , — a, Remember, When we change the order of the addends, t!, , , , , , , , he sum remains the same., , , , Now let us add three numbers., , Add 2, 5 and 8, We can add these numbers in six different orders (ways)., , 4st order 2ndorder Sra oraef 4thorder Sthorder 6th order, , , , , , 2 2 5 5 8 8, 5 8 2 8 2 5, + 8 + 5 + 8 + 2 + 5 + 2, 15 15 15 15 15 15, , , , The sum remains the same., , , , Scanned by CamScanner
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been done for you., , Add and fill in the blanks. Two have, , Oe a ee, , , , , , (bt) O#15 = _ 15, (c) 25+0 =, (d) 0+ 372 SPD, (e) 75,312 +0 = ————, (f) 0+52,341 = —————, si = aaa, ok added to a number or a number is added to zero, the a, , is the number itself., , 1. Fill in the blanks., (a) 75,361 + 2,135 = 2,135 +, (b) 45,793 + 15,911 = __ + 45,793, , = anil —, , (c) 92,501 + 123 + 111 = 111 + 92,501 +, (d) 21,511 + 222 + 11,333 = 21,511 + + 222, , , , (e) 76+_—dv+ 92 +92+15, (f) +615+62=617+ 4. G15, (g) 75,312 +0 =, , (h) 0 + 9,21,216 =, , (i) 5,79,301+0=0+, , (j) 0+ 2,571 = 2,571 +, (k) 723+_ = 723
