Printable worksheets, answer keys, and some math learning centers are currently being added to this. You receive nine activities for practicing base ten. The numbers 10, 20, 30, 40, 50, 60, 70, 80, 90 refer to one, two, three, four, five, six, seven, eight, or nine tens (and 0 ones). Your first graders will love practicing a variety of place value skills including representing two-digit numbers, comparing numbers to 100, and ten less and ten more with these digital games. Understanding 'tens' and 'ones' and how they are represented in our notation is a critical math skill. They then represent each number by drawing rods ('tens') and blocks ('ones'). In these grade 1 math worksheets, students are given a 2-digit number and represent it by drawing rods (sets of 10 blocks) and individual blocks. ![]() ![]() Place value with Base 10 Blocks - Numbers less than 20 Worksheet Students are given an addition question with two, 2-digit numbers. Work with numbers 11-19 to gain foundations for place value.Ĭompose and decompose numbers from 11 to 19 into ten ones and some further ones, e.g., by using objects or drawings, and record each composition or decomposition by a drawing or equation (such as 18 = 10 + 8) understand that these numbers are composed of ten ones and one, two, three, four, five, six, seven, eight, or nine ones.īase 10 Blocks Cut and Paste- Numbers less than 20 Worksheet NBT.A.1 Compose and decompose numbers from 11 to 19 into ten ones and some further ones, e.g., by using objects or drawings, and record each composition or decomposition by a drawing or equation (such as 18 10 + 8) understand that these numbers. This series of base ten blocks worksheets is designed to help students of grade 1, grade 2, and grade 3 practice composition and decomposition of place. Base 10 Blocks Worksheets - Foundations for Place Value Place value Place value Base 10 Blocks Worksheets .NBT.A.1 Work with numbers 11-19 to gain foundations for place value.
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