Lesson 28 Add a pair of two-digit numbers with varied sums in the ones

2023-12-152023-12-15Mathematics, Mathshttps://dsstorage-hbmsu.com/handle/123456789/1999Topic F: Addition of Tens and Ones to a Two-Digit Numberpdfhttps://creativecommons.org/licenses/by-nc-sa/4.0/Addition, Sum, Subtraction, Difference, Place value, Module 4513.2 G1M4 L28 2015QA115 .G1M4 L28 2015Lesson 28 Add a pair of two-digit numbers with varied sums in the onesText