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Sweet Rectangular Arrays Addition Activity

Sweet Rectangular Arrays Addition Activity preview
Sweet Rectangular Arrays Addition Activity preview

Look Inside · 7 pages

Sweet Rectangular Arrays directions: add equal rows of objects in arrays up to 5 by 5, then write a sum of equal addends
Teacher setup notes for the matching cards and activity sheet
Cupcake array matching cards: a 3-by-4 array pairs with 4+4+4=12 and a 3-by-3 array pairs with 3+3+3=9
Cut apart for a match-the-array-to-equation center
Cupcake array matching cards: a 4-by-4 array with 4+4+4+4=16 and a single column of 3 cupcakes with 1+1+1=3
More card pairs for partner matching games
Cupcake array matching cards: two rows of 4 cupcakes match 4+4=8, and three rows of 2 cupcakes match 2+2+2=6
Smaller arrays to start with before the larger cards
Cupcake array matching cards: three rows of 5 cupcakes match 5+5+5=15, and four rows of 2 match 2+2+2+2=8
Mix with the earlier pairs to build a full matching deck
Blank array cards, four per sheet, for students to draw their own arrays or write repeated-addition equations
Laminate for dry-erase practice or extension work
Picture and equation sheet: students draw cupcake arrays for given sums like 4+4=8 and write equations for drawn arrays
Independent follow-up after the card activity
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About This Product

This activity is great for helping students practice addition with rectangular arrays. It's a perfect way to help them understand how to find the total number of objects in an array and how to write an equation to express the total as a sum of equal addends.

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