Arkansas Curriculum Frameworks
AR.Math.Content.2.NBT. Number and Operations in Base Ten
AR.Math.Content.2.NBT.A. Understand place value.
AR.Math.Content.2.NBT.A.1. Understand that the three digits of a three-digit number represent amounts of hundreds, tens, and ones; e.g., 726 equals 7 hundreds, 2 tens, and 6 ones.
AR.Math.Content.2.NBT.A.1.A. Understand that 100 can be thought of as a group of ten tens — called a "hundred."
AR.Math.Content.2.NBT.A.1.B. Understand that the numbers 100, 200, 300, 400, 500, 600, 700, 800, 900 refer to one, two, three, four, five, six, seven, eight, or nine groups of 100.