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We’ll be taught including tens and ones.
Write in expanded kind and discover the sum and prepare the numbers in columns. Add the digits in ones and tens column.
1. Add the next digits in ones and tens column. One has been finished for you.
|
(i) |
43 = 4 tens + 3 ones 14 = 1 tens + 4 ones 57 = 5 tens + 7 ones |
T O 4 3 1 4 5 7 |
|
(ii) |
26 = __ tens + __ ones 52 = __ tens + __ ones __________________________ __ = __ tens + __ ones __________________________ |
T O __ __ __ __ ____________ __ __ ____________ |
|
(iii) |
51 = __ tens + __ ones 27 = __ tens + __ ones __________________________ __ = __ tens + __ ones __________________________ |
T O __ __ __ __ ____________ __ __ ____________ |
|
(iv) |
83 = __ tens + __ ones 14 = __ tens + __ ones __________________________ __ = __ tens + __ ones __________________________ |
T O __ __ __ __ ____________ __ __ ____________ |
|
(v) |
37 = __ tens + __ ones 52 = __ tens + __ ones __________________________ __ = __ tens + __ ones __________________________ |
T O __ __ __ __ ____________ __ __ ____________ |
|
(vi) |
26 = __ tens + __ ones 61 = __ tens + __ ones __________________________ __ = __ tens + __ ones __________________________ |
T O __ __ __ __ ____________ __ __ ____________ |
|
(vii) |
11 = __ tens + __ ones 77 = __ tens + __ ones __________________________ __ = __ tens + __ ones __________________________ |
T O __ __ __ __ ____________ __ __ ____________ |
|
(viii) |
55 = __ tens + __ ones 32 = __ tens + __ ones __________________________ __ = __ tens + __ ones __________________________ |
T O __ __ __ __ ____________ __ __ ____________ |
|
(ix) |
26 = __ tens + __ ones 62 = __ tens + __ ones __________________________ __ = __ tens + __ ones __________________________ |
T O __ __ __ __ ____________ __ __ ____________ |
|
(x) |
67 = __ tens + __ ones 21 = __ tens + __ ones __________________________ __ = __ tens + __ ones __________________________ |
T O __ __ __ __ ____________ __ __ ____________ |
Addition of a 2-digit and a 1-digit numbers.
1. Discover the sum of the next: One has been finished for you.
|
(i) |
T O 5 4 + 3 5 7 |
(ii) |
T O 4 6 + 2
|
|
(iii) |
T O 7 8 + 1
|
(iv) |
T O 3 2 + 6
|
|
(v) |
T O 1 7 + 2
|
(vi) |
T O 4 3 + 4
|
|
(vii) |
T O 6 2 + 6
|
(viii) |
T O 9 1 + 7
|
|
(ix) |
T O 7 1 + 5
|
(x) |
T O 9 5 + 4
|
Addition of two 2-digit numbers.
2. Discover the sum of the next: One has been finished for you.
|
(i) |
T O 1 6 + 7 3 8 9 |
(ii) |
T O 2 3 + 4 5 ________ |
|
(iii) |
T O 7 3 + 2 4 ________ |
(iv) |
T O 3 5 + 4 1 ________ |
|
(v) |
T O 3 7 + 4 1 ________ |
(vi) |
T O 2 0 + 3 9 ________ |
|
(vii) |
T O 1 6 + 8 2 ________ |
(viii) |
T O 1 4 + 5 2 ________ |
|
(ix) |
T O 4 5 + 4 3 ________ |
(x) |
T O 1 7 + 7 2 ________ |
Addition of three 2-digit numbers.
3. Discover the sum of the next: One has been finished for you.
|
(i) |
T O 2 3 3 0 + 4 2 9 5 |
(ii) |
T O 3 5 4 0 + 1 3 ________ |
|
(iii) |
T O 5 2 2 3 + 2 1 ________ |
(iv) |
T O 4 3 1 3 + 3 2 ________ |
|
(v) |
T O 4 0 2 7 + 3 2 ________ |
(vi) |
T O 4 6 3 2 + 2 1 ________ |
|
(vii) |
T O 3 1 2 0 + 1 9 ________ |
(viii) |
T O 4 2 1 4 + 3 2 ________ |
|
(ix) |
T O 2 2 5 6 + 2 1 ________ |
(x) |
T O 1 5 5 1 + 1 2 ________ |
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