1St Grade Grade 1 Word Problems / First Grade Problem Solving Worksheets . First graders know 1 + 1 = 2 and 2 + 2 = 4, but how does this apply to their world? First grade addition word problems with pictures worksheet. There are 9 cars in the shop and 8 of them are sold. This 1st grade math word problems oa addition and subtraction unit is a short answer resource to use when teaching operations and algebraic thinking! Grades 1st to 3rd addition word problems ~ sums to ten. Learn vocabulary, terms and more with flashcards, games and other study tools. Come learn about subtraction in word problems for first grade. There are 9 cars in the shop and 8 of them are sold. This 1st grade math word problems oa addition and subtraction unit is a short answer resource to use when teaching operations and algebraic thinking! First graders know 1 + 1 = 2 and 2 + 2 = 4, but how does this apply to their world? ...