Lesson: Adding Tens to Two-Digit Numbers Mathematics • First Year of Primary School

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In this lesson, we will learn how to add a multiple of ten to a two-digit number and model this with place value equipment.

Students will be able to

model adding multiples of ten to a two-digit number by drawing pictures to represent amounts,
add multiples of ten to a two-digit number using place value blocks,
add multiples of ten to a two-digit number by drawing lines and dots to represent tens and ones,
add multiples of ten to a two-digit number, recording the calculation in a place value chart.