Compare values and quantities to deepen your understanding of distributive multiplication. Place quantities side by side and evaluate their relationship using comparison symbols and logical reasoning. A rewarding activity for children ages 7-10 on their math journey. These exercises build the times-table knowledge that underpins efficient multi-digit calculation.
בְּכֶפֶל גָּדוֹל, פָּרְקוּ מִסְפָּר אֶחָד וְחַשְּׁבוּ בְּחֲלָקִים! 23 × 4 = 20×4 + 3×4 = 80 + 12 = 92.
הַיִּשּׂוּם הַמָּלֵא שֶׁל חֹק הַפִּילוּג עִם מִסְפָּרִים דּוּ-סִפְרָתִיִּים מְכִין יְשִׁירוֹת לְכֶפֶל בִּכְתָב: a × (b+c) = a×b + a×c. פָּרְקוּ בְּשִׁיטָתִיּוּת: 23×4 = (20+3)×4 = 20×4 + 3×4 = 80+12 = 92. הִשְׁתַּמְּשׁוּ בְּמוֹדֵל הַשֶּׁטַח: מַלְבֵּן 23×4 מְפֹרָק לְ-20×4 וְ-3×4.