Grade 1 - Making Number Bonds

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jinkydabon

Subject Math — Number and Operations in Base 10

Grade Level Grades K-2

Resource Type Presentation

Standards Alignment

Common Core State Standards

License

About This Lesson

Securing number bonds at an early age gives children number confidence as they progress through school. Here’s powerpoint presentation to explain to your pupils that number bonds are different combinations of numbers that make up a different number. Each number bond represents a part-whole relationship between three numbers. You may use this presentation as an introduction to the number bond concept or as a classroom game. CCSS alignment: 1.NBT.1, 1.NBT.2, 1.NBT.3, 1.NBT.4, 1.NBT.5, 1.NBT.6

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Grade_1_-_Making_Number_Bonds.pptx

Presentation

February 10, 2020

838.23 KB

Standards

CCSS.Math.Content.1.NBT.A.1

Count to 120, starting at any number less than 120. In this range, read and write numerals and represent a number of objects with a written numeral.

CCSS.Math.Content.1.NBT.B.2

Understand that the two digits of a two-digit number represent amounts of tens and ones. Understand the following as special cases:

CCSS.Math.Content.1.NBT.B.3

Compare two two-digit numbers based on meanings of the tens and ones digits, recording the results of comparisons with the symbols >, =, and <.

CCSS.Math.Content.1.NBT.C.4

Add within 100, including adding a two-digit number and a one-digit number, and adding a two-digit number and a multiple of 10, using concrete models or drawings and strategies based on place value, properties of operations, and/or the relationship between addition and subtraction; relate the strategy to a written method and explain the reasoning used. Understand that in adding two-digit numbers, one adds tens and tens, ones and ones; and sometimes it is necessary to compose a ten.

CCSS.Math.Content.1.NBT.C.5

Given a two-digit number, mentally find 10 more or 10 less than the number, without having to count; explain the reasoning used.

CCSS.Math.Content.1.NBT.C.6

Subtract multiples of 10 in the range 10–90 from multiples of 10 in the range 10–90 (positive or zero differences), using concrete models or drawings and strategies based on place value, properties of operations, and/or the relationship between addition and subtraction; relate the strategy to a written method and explain the reasoning used.