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WORDPROBLEMS
Rosario Alvarado
Created on June 14, 2021
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Transcript
word problems
addition and subtraction
PRESS START
LEARNING OBJECTIVE
learning objective I can solve adittion and subtraction word problems.
WAYS TO ADD AND SUBTRACT
Using your number line: Counting ON -> for ADDITION Counting BACK <- for SUBTRACTION Use the cubes ç Use your fingers
VERY IMPORTANT
Always check if the word problem is an ADDITION or a SUBTRACTION
LET'S PRACTICE OUR NINJA MOVES!
+ – =
PLUS MINUS EQUALS
Let's practice
Mario had 10 mushrooms He caught 3 more How many does he have now?
Steps: 1. Read and observe the word problem 2. Look at the key words 3. Identify, is it an addition or a subtraction? 4. Solve the problem and answer.
Let's practice
Mario had 10 mushrooms He caught 3 more How many does he have now?
Mario has in total.
Let's practice
Mario had 12 diamonds Luigui took away 8 How many does he have now?
Mario has in total.
Practice
Luigui has 8 blue swords Mario has 11 red sword How many do they have altogether?
They have swords altogether.
Practice
Luigui had 20 stars He gave away 15 to save the princes. How many does he have left?
Mario has stars left.
you won!