1.0Braintrust Tutorshttps://braintrusttutors.com/esMara Koffmannhttps://braintrusttutors.com/es/author/mara/rich600338<blockquote class="wp-embedded-content" data-secret="sQZA8pPUFJ"><a href="https://braintrusttutors.com/es/number-strings/">Cadenas de números</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://braintrusttutors.com/es/number-strings/embed/#?secret=sQZA8pPUFJ" width="600" height="338" title="«Number Strings» — Braintrust Tutors" data-secret="sQZA8pPUFJ" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script> /*! This file is auto-generated */ !function(d,l){"use strict";l.querySelector&&d.addEventListener&&"undefined"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!/[^a-zA-Z0-9]/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret="'+t.secret+'"]'),o=l.querySelectorAll('blockquote[data-secret="'+t.secret+'"]'),c=new RegExp("^https?:$","i"),i=0;i<o.length;i++)o[i].style.display="none";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute("style"),"height"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):"link"===t.message&&(r=new URL(s.getAttribute("src")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener("message",d.wp.receiveEmbedMessage,!1),l.addEventListener("DOMContentLoaded",function(){for(var e,t,s=l.querySelectorAll("iframe.wp-embedded-content"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute("data-secret"))||(t=Math.random().toString(36).substring(2,12),e.src+="#?secret="+t,e.setAttribute("data-secret",t)),e.contentWindow.postMessage({message:"ready",secret:t},"*")},!1)))}(window,document); //# sourceURL=https://braintrusttutors.com/wp-includes/js/wp-embed.min.js </script>https://braintrusttutors.com/wp-content/webpc-passthru.php?src=https://braintrusttutors.com/wp-content/uploads/2022/04/Screenshot-2022-04-04-12.52.23-PM.png&nocache=1734732When a child is struggling in math, many parents today prescribe them more practice. This is intuitive. After all, practice makes perfect. And that’s how most of us were taught when we were in school. Rote memorization drills and pages filled with practice problems comprised most of our mathematical instruction. In short, learning math was […]