2.NBT.A.1 worksheets
Understand that the three digits of a three-digit number represent amounts of hundreds, tens, and ones; e.g., 706 equals 7 hundreds, 0 tens, and 6 ones. Understand the following as special cases: 100 can be thought of as a bundle of ten tens, called a "hundred"; the numbers 100, 200, 300, 400, 500, 600, 700, 800, 900 refer to one, two, three, four, five, six, seven, eight, or nine hundreds (and 0 tens and 0 ones).
The Common Core State Standards for Mathematics code 2.NBT.A.1 asks students to: “Understand that the three digits of a three-digit number represent amounts of hundreds, tens, and ones; e.g., 706 equals 7 hundreds, 0 tens, and 6 ones. Understand the following as special cases: 100 can be thought of as a bundle of ten tens, called a "hundred"; the numbers 100, 200, 300, 400, 500, 600, 700, 800, 900 refer to one, two, three, four, five, six, seven, eight, or nine hundreds (and 0 tens and 0 ones).” These printable Fieldbook pages practise it, each with a full answer key.
Printable practice pack
- Grade 3 Ontario Math: Number Grade 3
Pages 3 (Expanded Form and Standard Form), 4 (Many Ways to Show a Number), 16 (Check-In: Number Sense), 30 (Number Strand Test: Part 1). Free sample
Pack pages are written to the Ontario curriculum; they show 2.NBT.A.1 where the Ontario expectation matches it directly.
More Common Core standards for Grade 2
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