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Adding Two-Digit Numbers

1st Grade · Math · Easy · about 10 minutes

1.NBT.C.4 | Adding Two-Digit Numbers - Easy level

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Standards referenced

CCSS.Math.Content.1.NBT.A.1 — Count to 120, starting at any number less than 120. In this range, read and write numerals and represent a number of objects with a written numeral.

A standards reference identifies a related skill. It does not certify complete instruction or assessment coverage.

More 1st Grade math lessons

Counting to 120
Addition Within 20
Subtraction Within 20
Place Value: Tens and Ones
Comparing Two-Digit Numbers
Measuring Lengths
Telling Time to the Hour
Shapes and Their Attributes

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