Review: Show your work using model addition and subtraction in a place value chart.

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Presentation transcript:

Review: Show your work using model addition and subtraction in a place value chart

Addition/Subtraction Review AdditionSubtractionMixed

Addition: 5 In the equation below, what number would go into the blank to make it true? 23+(11+45)= (23+11)+___ a. 79 b. 34 c. 45 d. 56 Remember the Associative Property of Addition!

Addition: 25 Andrew scored 23 points on Wii basketball and 95 points on Wii bowling. How many points did Andrew score altogether? Answer: 118 points

Addition: 50 The snack bar sold 53 sodas and 129 bottles of water. What is the sum of the drinks the snack bar sold? Answer: 182 drinks

Addition: 100 Which number sentence is true? a > b < c < d > You must figure out the totals on both sides of the inequality ( ) first. Remember the > opens to the bigger number!

Subtraction: =13 ? 13+5= =18 Which number sentence would complete the set? a. 13-5=18 b =5 c =5 d. 5+18=13

Subtraction: 25 Christos had 67 jelly beans for snack. He gave away 35 to his friends. How many jelly beans does he have now? Answer: 32 jelly beans

Subtraction: =Answer: 276

Subtraction: 100 The population of WHS is 1,024 kids. The population of WES is 564 kids. What is the difference in the populations? Answer: 460

Mixed: 5 What number would go into the blank to make the equation true? 53+__=53 a. 100 b. 106 c. 53 d. 0 Remember the Zero Property of Addition!

Mixed: 25 Which number should be placed in the blank to make the number sentence true? 92-__=63 a. 29 b. 155 c. 31 d. 39 Check each answer to see which one works, or take 63 away from 92.

Mixed: 50 What number goes in the blank to make the sentence true? ____+164=921 a. 1,085 b. 843 c. 757 d. 525 Think backwards…the blank must be a number larger than 164. Try subtracting

Mixed: 100 Which expression has the same value as 15+10? a b c d Solve first, then solve each of the answer choices until you find a match.