Addition and Subtraction Strategies

This video tutorial covers various addition and subtraction strategies for first-grade students. It introduces methods such as using counters, counting on and back, using doubles, and making tens. The tutorial includes practice problems and word problems to reinforce these strategies. The video concludes with a brief overview of the next lesson and encourages students to practice using flashcards.

What is the main purpose of using addition and subtraction strategies?

• To help find sums and differences

• To avoid memorizing math facts

• To confuse students

• To make math more complicated

Which strategy involves using physical objects to solve math problems?

• Drawing pictures

• Using doubles

• Using counters

• Counting on

What does the 'make a 10' strategy help with?

• Dividing numbers

• Adding numbers

• Subtracting numbers

• Multiplying numbers

Why is it important to choose the best strategy for yourself?

• To avoid using any strategy

• To find the easiest way to solve problems

• To make math more challenging

• Because all strategies are equally difficult

What is the result of 8 plus 2 using the counting on strategy?

• 11

• 10

• 9

• 12

How can you solve 6 plus 8 using counters?

• By drawing a picture

• By using doubles

• By counting on

• By making 14 counters

What is the related addition fact for solving 16 minus 9?

• 7 plus 9 equals 16

• 8 plus 8 equals 16

• 6 plus 10 equals 16

• 9 plus 7 equals 16

How many ladybugs are left if 6 fly away from 12?

• 8

• 6

• 5

• 7

If Tim has 15 hats and Lisa has 6, how many more hats does Tim have?

• 7

• 8

• 10

• 9

What is the next lesson about?

• Counting by twos

• Counting by fives

• Counting by tens

• Counting by ones to one hundred twenty