Category: Add and Subtract Whole Numbers
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2-digit Numbers With Carry
Problem 1 Add the numbers 45 + 26 Solution Step 1: We line up the numbers vertically. Step 2: We add digits in ones column. 5 + 6 = 11. 1 is written below ones column and other 1 is carried over to the tens column. Step 3: In the tens column, 4 + 2…
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Addition of 2-digit Numbers
Problem 1 Add the numbers 36 + 51 Solution Step 1: Line up the numbers vertically. Step 2: We first add the digits in ones column. 6 + 1= 7. 7 is written below ones column. Step 3: Next we add the digits in tens column. 3 + 5 = 8. 8 is written below…
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Addition of 3 or More
Problem 1 Add the single digit numbers. Solution Adding three numbers involves two steps Step 1: We add the first two numbers; 6 + 3 = 9 Step 2: Next we add the sum to third number; 9 + 4 = 13 We write down the result So Problem 2 Add the numbers Solution Step…
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Single Digit Addition
Problem 1 Add the single digit numbers. Solution Method 1 Adding is just like counting in this method. Step 1: We pick a number to begin with; lets say, 5. Step 2: We count up from the starting number (5) by the number of places as the second number (3) i.e., 6, 7 and 8…
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Add and Subtract Whole Numbers
This tutorial provides comprehensive coverage of addition and subtraction of whole numbers based on Common Core (CCSS) and State Standards and its prerequisites. Students can navigate learning paths based on their level of readiness. Institutional users may customize the scope and sequence to meet curricular needs. This simple tutorial uses appropriate examples to help you…