K.3 The student applies mathematical process standards to develop Instructional Considerations and understanding of addition and subtraction situations in order to solve problems. The student is expected to: Current TEKS New Kindergarten TEKS Current TEKS New 1st grade TEKS 2013-14 2014-15 K.4 model and create addition K.3A model the action of joining 1.3A model and create addition 1.3B use objects and pictorial and subtraction problem models to solve word problems and subtraction problems in real to represent addition and the situations with concrete involving joining, separating, and situations with concrete objects action of separating to represent objects and write corresponding comparing sets within 20 and subtraction number sentences unknowns as any one of the terms in the problem such as 2+4=___; 3+___=7; and 5 = ____-3 K.3B solve word problems using 1.3B use concrete and pictorial 1.3C compose 10 with two or models to apply basic addition more addends with and without objects and drawings to find and subtraction facts (up to 9 + 9 concrete objects sums up to 10 and differences = 18 and 18 9 = 9) – within 10 K.3C explain the strategies used 1.3A model and create addition 1.3E explain strategies used to to solve problems involving and subtraction problem solve addition and subtraction adding and subtracting within 10 situations with concrete problems up to 20 using spoken using spoken words, concrete objects and write corresponding words, objects, pictorial models, and pictorial models, and number number sentences and number sentences sentences
K.3 The student applies mathematical process standards to develop and understanding of addition and subtraction situations in order to solve problems. The student is expected to: Instructional Considerations Current TEKS New Kindergarten TEKS 2013-14 2014-15 Current TEKS New 1st grade TEKS K.4 model and create addition and subtraction problems in real situations with concrete objects K.3A model the action of joining to represent addition and the action of separating to represent subtraction 1.3A model and create addition and subtraction problem situations with concrete objects and write corresponding number sentences 1.3B use objects and pictorial models to solve word problems involving joining, separating, and comparing sets within 20 and unknowns as any one of the terms in the problem such as 2+4=___; 3+___=7; and 5 = ____-3 K.3B solve word problems using objects and drawings to find sums up to 10 and differences within 10 1.3B use concrete and pictorial models to apply basic addition and subtraction facts (up to 9 + 9 = 18 and 18 – 9 = 9) 1.3C compose 10 with two or more addends with and without concrete objects K.3C explain the strategies used to solve problems involving adding and subtracting within 10 using spoken words, concrete and pictorial models, and number sentences 1.3A model and create addition and subtraction problem situations with concrete objects and write corresponding number sentences 1.3E explain strategies used to solve addition and subtraction problems up to 20 using spoken words, objects, pictorial models, and number sentences