BPSS-MAT logo 1st Grade (MAT) Targeted Standard
(NBT) Number and Operations in Base Ten
Cluster: Understand place value.

MAT-01.NBT.01 Demonstrate understanding that the two digits of a two-digit number represent amounts of tens and ones, including:  
a. 10 can be thought of as a bundle of ten ones — called a “ten.”.
b. The numbers from 11 to 19 are composed of a ten and additional ones.
c. Multiples of 10 up to 90 represent a number of tens and 0 ones.

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