# Unit 4 lesson 2 practice problems

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] MAFS.4.NBT Addition and Subtraction Practice-Test Unit 2 Question 1 [MAFS.4. NBT. 2.4 ] Equation Editor What is the sum of 57,543 and 38,458? + 14,453 Question 2 [MAFS.4. NBT.2.4) Equation Editor An addition problem is shown. 78,562 39,432 Lesson 10 Summary. Here is a line drawn on a grid. There are also four right triangles drawn. Do you notice anything the triangles have in common? These four triangles are all examples of slope triangles. One side of a slope triangle is on the line, one side is vertical, and another side is horizontal. The Unit 8 Lesson 3 (6.EE.4, 5.NF.4) Warm-Up includes practice with multiplying fractions (5.NF.4) which is essential in the lesson for estimating square roots. This connection is explicit in the teacher materials that state, “The purpose of this warm-up is for students to review multiplication of fractions in preparation for the main problem ...