# Two Digit Addition Without Regrouping

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In two digit number, one number is in ones place and other number is in tens place.

**Steps to follow addition of two digit numbers**

1) At the top write T for tens and O for ones .

2) Write the number below it according to their places.

3) Put the plus sign (+ ).

4) Draw a line below the numbers.

5) First add the ones digit and then the tens digit.

**Example 1:**Add 34 + 5

Here 34 is a two digit number so write the numbers 3 and 4 according to their place values. So 3 is below tens (T) place and 4 is below ones place (O).

The second number is 5, which is one digit number so put it below 4.

T O3 4 + 5 ______ 3 9 |

**Example 2:**Add 53 + 4

Here 53 is a two digit number so write the numbers 5 and 3 according to their place values. So 5 is below tens (T) place and 3 is below ones place (O).

The second number is 4, which is one digit number so put it below 3.

T O5 3 + 4 ______ 5 7 |

**Two digit addition by two digit**

**Example 1:**Add 45 + 32

Here 45 is a two digit number so write the numbers 4 and 5 according to their place values. So 4 is below tens (T) place and 5 is below ones place (O).

The second number is 32 which is also a two digit number so write 3 below 4 and 2 below 5.

T O4 5 + 3 2 ______ 7 7 |

**Example 2 :**Add 50 + 36

T O5 0 + 3 6 ______ 8 6 |

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T O8 4 + 1 4 ______ |
T O3 8 + 2 1 ______ |
T O2 4 + 5 4 ______ |
T O6 1 + 3 8 ______ |
T O7 1 + 2 6 ______ |

T O1 7 + 2 2 ______ |
T O8 4 + 1 3 ______ |
T O3 8 + 4 1 ______ |
T O1 5 + 4 3 ______ |
T O5 2 + 3 3 ______ |

**Two digit addition without regrouping**

1st Grade Math

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1st Grade Math

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