Kahoot.it Mental Math Finding Addition Compatibles Use your device - PDF document

Properties of Multiplication of Whole Reflection Numbers 1. Closure property My dear brothers and sisters, take note of 2. Identity property this: Everyone should be quick to listen, slow 3. Commutative property to speak and slow to become angry, because human anger does not produce the 4. Associative property righteousness that God desires. 5. Distributive Property James 1:19-20 6. Multiplication Property of 0 Today • Warm up • Stumpers Kahoot.it • Mental Math – Finding Addition Compatibles Use your device to navigate to – Finding Multiplication Compatibles kahoot.it – Compensation in Addition – Compensation in Multiplication • Quiz Don’t Forget • Turn in – Assignment • Pick up – Exam 1 Study Questions – Practice 2.1 & THRQ (Combined)

Homework Stumpers Reflection Though I am free and belong to no man, I make myself a slave to everyone, to win as many as possible. 1 Corinthians 9:19 Reflection Reflection When I said, "My foot is slipping," your love, O We remember before our God and Father your Lord, supported me. When anxiety was great work produced by faith, your labor prompted by within me, your consolation brought joy to my love, and your endurance inspired by hope in soul. our Lord Jesus Christ. Psalms 94:18-19 1 Thessalonians 1:3 Reflection My dear brothers and sisters, take note of this: Everyone should be quick to listen, slow to speak and slow to become angry, because human anger does not produce the righteousness that God desires. James 1:19-20

Today • Warm up : Properties • Mental Math Kahoot.it – Compensation in Addition – Finding Addition Compatibles – Doubling Use your device to navigate to – Finding Multiplication Compatibles kahoot.it – Compensation in Multiplication Mental Math • Try: – Addition Tricks – Multiplication Tricks • Be aware of (reading): – Subtraction – Division • Normally many ways to do the same problem • Try it your way Compensation in Addition Practice #1 57 + 28 378 + 125 188 + 244

Addition Compatibles 12 + 7 + 58 198 + 17 + 2 b.socrative.com 285 + 18 + 15 + 7 + 32 FC708EA0 Doubling 2  23 2  17 b.socrative.com 2  283 FC708EA0 Multiplication Compensation 10’s, 100’s, 1000’s, … are good! One factor can “give” to another factor b.socrative.com 24  5 25  32 FC708EA0

Multiplication Using 2, 4, 8, 16… Practice #2 74  4 133  8 Multiplication Using Distributive 102  23 999  12 b.socrative.com FC708EA0 End of Chapter 2 Assignment 1 Reflection Do homework Assignment 1 for next time A friend loves at all times, and a brother is born for a time of adversity. Proverbs 17:17

Today • Solving Word Problems • Automaticity https://www.youtube.com/watch?v=egy2u5MOoAA • Manipulatives Exercise: Trading Up Solving Word Problems Solving Word Problems In general: 1. Read the problem. words  diagram  arithmetic 2. Write answer sentence (with a blank). 3. Put each fact from the problem into your diagram (checking off as you go). 4. Label unknown with “?”. 5. Do arithmetic to find “?”. 6. Write your answer. Example Practice 7 Jenna brought 17 Red Bulls to school. During Social Studies, she drank 6 Red Bulls, and during Science she drank 5 Red Bulls. How many did she have left?

Example Practice 8 Ariana got text messages from 23 different guys on Monday. On Tuesday, she got text messages from 6 fewer guys. How many text messages did she get in all? Example Practice 9 Mallory made 29 dives during warm up. She will make 6 dives during the meet. How many dives will she have to make after the meet if she wants to have 40 dives for the day? Example Practice 10 Jailene made Minion costumes for each of her 5 nephews. Each costume used 2 yards of material. How many yards of material did she use?

Example Practice 11 Bobbie has 4 lemon cupcakes. Bobbie has 5 times as many chocolate cupcakes as lemon cupcakes. How many cupcakes does she have in all? End of Chapter 2 Assignment 2 Experiment Do homework Assignment 2 for next time BLUE YELLOW

BROWN ORANGE Stroop Effect PURPLE Another Experiment 3 3 3 3 3

7 9 7 9 9 9 7 9 Stroop Effect Concrete Semi Concrete Abstract Game Addition Algorithm • Trading up Play a game to 200, rolling 2 dice per turn