{"id":4510,"date":"2017-11-28T08:15:54","date_gmt":"2017-11-28T16:15:54","guid":{"rendered":"http:\/\/www.familymathnight.com\/blog\/?p=4510"},"modified":"2019-12-16T10:02:16","modified_gmt":"2019-12-16T18:02:16","slug":"what-do-you-notice-poster-crossed-lines","status":"publish","type":"post","link":"https:\/\/www.familymathnight.com\/blog\/?p=4510","title":{"rendered":"What Do You Notice? poster – Crossed Lines"},"content":{"rendered":"
\n

Here’s my latest\u00a0What Do You Notice?<\/em>\u00a0poster.\u00a0 All you need is inch graph paper, a black sharpie, and small circular stickers (or two different colored sharpie pens to draw in the circles).<\/p>\n

<\/div>\n
<\/div>\n
\n
Title: \u00a0Crossed Lines<\/strong><\/div>\n<\/div>\n
<\/div>\n
\"\"<\/div>\n
<\/div>\n
\n
Skills<\/strong><\/div>\n
\n
K-2:\u00a0 colors, counting, even\/odd numbers<\/div>\n
\n

3-5:\u00a0 multiplication, even\/odd numbers, multiples of 3, square numbers<\/p>\n

<\/div>\n<\/div>\n
<\/div>\n
Background Information<\/strong>
\nCrossed lines is an easy strategy for learning multiplication facts.\u00a0 The horizontal and vertical lines represent the factors in the multiplication problem.\u00a0 For example, in the problem 4 x 3, students would draw 4 horizontal lines and then intersect them with 3 vertical lines as is shown in the last example above.\u00a0 The intersection of the lines is the answer to the problem.\u00a0 So for 4 x 3, there would be 12 intersections.<\/p>\n
<\/div>\n
<\/div>\n
To make the strategy more visible, I used colored dots to highlight the intersections.\u00a0 I was deliberate in the colors I chose.\u00a0 The green dots represent an even product and the pink dots represent an odd product.\u00a0 Notice how all the products are multiples of 3.\u00a0 At a higher level, older students may notice that 3 x 3 makes a square and 9 is a square number.<\/div>\n<\/div>\n
<\/div>\n
\n

Here’s what it looked like at the event:<\/p>\n

<\/div>\n<\/div>\n
\"\"<\/div>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

<\/p>\n

\n

Skills: <\/b>
K-2: colors, counting, even\/odd numbers
3-5: multiplication, even\/odd numbers, multiples of 3, square numbers<\/p>\n

\n

Crossed lines is an easy strategy for learning multiplication facts. The horizontal and vertical lines represent the factors in the multiplication problem. For example, in the problem 4 x 3, students would draw 4 horizontal lines and then intersect them with 3 vertical lines as is shown in the last example above. The intersection of the lines is the answer to the problem. So for 4 x 3, there would be 12 intersections.
\n
\nTo make the strategy more visible, I used colored dots to highlight the intersections. I was deliberate in the colors I chose. The green dots represent an even product and the pink dots represent an odd product. Notice how all the products are multiples of 3. At a higher level, older students may notice that 3 x 3 makes a square and 9 is a square number.<\/p>\n

Read More Read More<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[123,76,51,44,184,45,52],"tags":[93,102,81,88,73,61,142],"class_list":["post-4510","post","type-post","status-publish","format-standard","hentry","category-activities","category-family-math-night-2","category-kids-and-math-3-5","category-kids-and-math","category-elementary-mathematics-2","category-number-sense","category-number-and-operations","tag-beginning-multiplication","tag-common-core-state-standards","tag-family-math-night-activities","tag-hands-on-math","tag-multiplication-facts","tag-number-sense-2","tag-parent-engagement"],"yoast_head":"\nWhat Do You Notice? poster - Crossed Lines - Karyn's Blog<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.familymathnight.com\/blog\/?p=4510\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"What Do You Notice? poster - Crossed Lines - Karyn's Blog\" \/>\n<meta property=\"og:description\" content=\"Skills: K-2: colors, counting, even\/odd numbers3-5: multiplication, even\/odd numbers, multiples of 3, square numbers Crossed lines is an easy strategy for learning multiplication facts. 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