Show:
addition
subtraction
Adding and Subtracting 10s and 100s
Using addition to check subtraction
Balanced equations
100
53+23=
76
100
75-22=
53
100
What is 100 more than 580?
680
100
What addition sentence could you use to check if this subtraction sentence is correct: 75-22=53
22+53=75 or 53+22=75
100
10+20=___+15
15
200
58+48=
106
200
53-36=
17
200
What is 10 less than 990?
980
200
What addition sentence could you use to check the subtraction sentence: 500-275=225
What is 225+275=500 or 275+225=500
200
37+31=30+___
38
300
Samantha had 37 stickers. Her friend gave her 19 stickers. How many stickers does she have now?
56
300
Jayden has 63 dollars. He spends 29 dollars at the store. How much money does he have left?
34 dollars
300
Jasmine had 660 stickers. She lost 200. How many does she have now?
460
300
April had 700 pokemon cards. She lost 330, and she thinks she has 370 left. Which addition sentence could she use to check to see if she is right?
330+370=700 or 370+330=700
300
225+____=300+430
505