{"id":186,"date":"2023-09-25T07:06:40","date_gmt":"2023-09-25T07:06:40","guid":{"rendered":"http:\/\/localhost\/ecole9ja\/?p=186"},"modified":"2023-09-25T07:21:22","modified_gmt":"2023-09-25T07:21:22","slug":"week-10-jss-1-first-term-general-mathematics-lesson-notes","status":"publish","type":"post","link":"https:\/\/ecolebooks.com\/nigeria\/posts\/week-10-jss-1-first-term-general-mathematics-lesson-notes\/","title":{"rendered":"Week 10 &#8211; Jss 1 First Term General Mathematics Lesson Notes"},"content":{"rendered":"<p><strong><em>WEEK 10\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0ESTIMATION<br \/>\n<\/em><\/strong>Estimation may be explained as a rough or sensible guess fo a value or calculation. Although, the estimated value is not correct, it gives us an idea of what the correct answer should be.<br \/>\nThe common units of length are kilometer (km), meters (m), centimeters (cm), millimeters (mm).Mass = (Tonne, kilogram (kg) gramme (g). Capacity = (litre (l), centiliter (cl), militre(ml)<br \/>\nIt is important to be able to choose the most appropriate metric units of measurement to use.<br \/>\nExample: To measure distance less than a metre, smaller units such as milimetre (mm), and centimeter are used to measure large distance, metre and kilometer (km) are used.<\/p>\n<p>\u00a0State the metric units of the length you would use to measure the following:<br \/>\n(a). Length of your class room = metre (m0<br \/>\n(b). Length of your fingers nail = milimetre (mm)<br \/>\n(c). your height = centimeter (cm)<br \/>\n(d) Distance between Lagos and kaduna = kilimetre (km)<br \/>\n(e). the height of a building =  metre (m)<\/p>\n<p>\u00a0<strong><em>SIGNIFICANT: TO ROUNDOFF A NUMBER CHANGE 0,1,2,3,4 TO 0 WHILE 5,6,7,8,9 TO 1 AND ADD IT TO THE NEXT NUMBER<br \/>\n<\/em><\/strong>Example 1: round off 492.763 to (a) 3 s.f (b) 3 s.f (c) 2 d.p (d) 4 d.p<br \/>\nSolution:<br \/>\n(a). 492.763 = 49 (since the third number is 2 it has change to zero)<br \/>\n(b). 492.763 = 493 (the 2 as change to 3 because 7 as change to 1 and been added to 2 to become 3)<br \/>\n(c).492.763 = 492.76 (in decimal point we count after the point).<br \/>\n(d). 492.763 = 492.7630(since the number is not upto 4d.p we add zero to it.)<\/p>\n","protected":false},"excerpt":{"rendered":"<p>WEEK 10\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0ESTIMATION Estimation may be explained as a rough or sensible guess fo a value&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1,52],"tags":[],"class_list":["post-186","post","type-post","status-publish","format-standard","hentry","category-posts","category-first-term-jss1-general-mathematics"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/ecolebooks.com\/nigeria\/wp-json\/wp\/v2\/posts\/186","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ecolebooks.com\/nigeria\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ecolebooks.com\/nigeria\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ecolebooks.com\/nigeria\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ecolebooks.com\/nigeria\/wp-json\/wp\/v2\/comments?post=186"}],"version-history":[{"count":1,"href":"https:\/\/ecolebooks.com\/nigeria\/wp-json\/wp\/v2\/posts\/186\/revisions"}],"predecessor-version":[{"id":187,"href":"https:\/\/ecolebooks.com\/nigeria\/wp-json\/wp\/v2\/posts\/186\/revisions\/187"}],"wp:attachment":[{"href":"https:\/\/ecolebooks.com\/nigeria\/wp-json\/wp\/v2\/media?parent=186"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ecolebooks.com\/nigeria\/wp-json\/wp\/v2\/categories?post=186"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ecolebooks.com\/nigeria\/wp-json\/wp\/v2\/tags?post=186"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}