Vertical Addition

Now we will learn simple Vertical Addition of 1-digit number by arranging them one number under the other number.

How to add 1-digit number vertically?

Here we added 2 plus 5? (Follow the steps along with the above picture)

(i) Now we will write that as an addition problem arranging vertically.

(ii) Beside the first number we will put two strokes since the first number is 2.

(iii) Beside the second number we will put five strokes since the second number is 5.

(iv) Count the strokes beside the two numbers together to get the answer.

(v) The answer is 7.

Adding 1-Digit Number

Vertical Addition

Addition Word Problems - 1-Digit Numbers

Subtracting 1-Digit Number

Missing Number in Addition

Missing Number in Subtraction

Subtraction Word Problems – 1-Digit Numbers

Missing Addend Sums with 1-Digit Number

Adding with Zero

Adding Doubles

Addition Fact Sums to 10

Addition Fact Sums to 11

Addition Fact Sums to 12

Addition Fact Sums to 13

Addition Facts of 14, 15, 16, 17 and 18

Subtracting 1-Digit Number

Subtracting 2-Digit Numbers

First Grade Math Activities

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