PDF First Grade Basic Skills - A Habitat for Learning 8 1. 13-2 -4 -3= = = 3 6 1 Each animal is thinking of a number. Write the number the animal is thinking of at the end of the number sentence. 2. 6--1-1= = = 3. 15--3-0= = = 4. 10--2-3= = = Which animal is thinking of the lowest number? 1st Grade Basic Skills: Reading and Math - Thinking Skills Teachers Friend, a Scholastic Company