his lesson introduces Grade 1 students to adding two-digit numbers without carrying. Students learn to identify the tens and ones and add each place separately. For example, 42 + 31 = 73: Ones: 2 + 1 ...

Master place value and addition with this 3-page resource designed to help students deconstruct numbers up to 50. Using the Part-Part-Whole model, children learn to see a whole number as a combination ...