California Common Core State Standards - Mathematics

• 1.NBT.C.4 Add within 100, including adding a two-digit number and a one-digit number, and adding a two-digit number and a multiple of 10, using concrete models or drawings and strategies based on place value, properties of operations, and/or the relationship between addition and subtraction; relate the strategy to a written method and explain the reasoning used. Understand that in adding two-digit numbers, one adds tens and tens, ones and ones; and sometimes it is necessary to compose a ten.

English Language Development Standards

• ELD.PI.1.1.Em Contribute to conversations and express ideas by asking and answering yes-no and wh- questions and responding using gestures, words, and simple phrases.
• ELD.PI.1.1.Ex Contribute to class, group, and partner discussions by listening attentively, following turn-taking rules, and asking and answering questions.