Percent Increase and Decrease Quiz

2+ results

Number Relationships & Mental Math Strategies to 120| Benchmark Numbers, +10/-10

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If your students are still relying on counting for everything, it’s time to shift their thinking.This Number Relationships & Mental Math Strategies unit helps students develop a deep understanding of numbers to 120 by focusing on how numbers relate to benchmark numbers like 10, 20, 50, and 100. Instead of memorizing or guessing, students learn to think flexibly, build efficient strategies, and solve problems with confidence.Through hands-on lessons and engaging activities, students explore con

K - 2nd

Basic Operations, Mental Math, Numbers

CCSS

1.NBT.A.1

, 1.NBT.B.2

, 1.NBT.C.4

Also included in: Number Sense Builders™ | 1st Grade Number Sense Math Centers, Lesson, Activities

30 Days of Mental Math Mastery for Middle Schoolers

Created by

Math By Ton

As a middle school math teacher, I noticed many students struggled because they hadn’t developed a strong number sense. This workbook provides 30 engaging mini-lessons designed to build and strengthen mental math skills. Each lesson includes examples, five practice problems, and an answer key. With these foundations in place, challenging math concepts become more approachable—and a lot less intimidating.

5th - 8th

Mental Math