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"Solving Problems by Adding Same Numbers" PPT courseware on addition and subtraction within 100
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2023-09-25 18:01:09
"Two digits minus one digit, whole ten numbers" Addition and subtraction within 100 PPT download
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"Oral Calculation and Estimation" Division of three-digit numbers by two-digit numbers PPT courseware 2
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"Subtracting whole tens and one-digit numbers from two-digit numbers" PPT courseware for addition and subtraction within 100
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2023-10-05 09:34:44
"Addition of three-digit numbers" Addition and subtraction of three-digit numbers PPT courseware
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2023-09-25 18:06:06
"Estimation" PPT courseware for large numbers in life
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2023-09-25 18:40:05
"Simple addition and subtraction of decimals" Preliminary understanding of decimals PPT
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2023-10-05 09:41:28
"Understanding of 10" PPT courseware on understanding and addition and subtraction of 6-10
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2023-10-05 09:23:41
"Understanding of 10" PPT courseware on understanding and addition and subtraction of 6-10
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2023-09-25 18:01:00
"Splitting Numbers" 6-10 understanding and addition and subtraction PPT courseware
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2019-01-13 04:00:00
"Knowledge of 0" 1-5 understanding and addition and subtraction PPT courseware
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2019-02-25 15:00:00
"Addition and Subtraction Mix" PPT on addition and subtraction within 100
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2023-10-05 09:35:10
"10 Understanding" 6-10 understanding and addition and subtraction PPT courseware
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2019-02-28 09:00:00
"6-10 Understanding and Addition and Subtraction" Practice PPT Courseware
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2023-10-05 09:43:45
"Addition and Subtraction of Hundreds and Thousands" PPT courseware download
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"Sunday's arrangement" fraction addition and subtraction PPT download
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"Addition" 1-5 understanding and addition and subtraction PPT courseware
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2023-09-25 18:01:03
"Mixed Operations of Addition and Subtraction of Fractions" PPT teaching courseware for addition and subtraction of fractions
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2023-10-05 09:28:55
"Addition without carry" PPT courseware for addition within 20
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"Addition without Carry" PPT on addition and subtraction within 100
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"Continuous Addition and Continuous Subtraction" PPT on addition and subtraction within 100
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"Addition" 1-5 understanding and addition and subtraction PPT courseware
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"Understanding of 0" 1-5 understanding and addition and subtraction PPT courseware
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"Addition and subtraction about 0" PPT courseware for addition and subtraction within 10
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"Addition" PPT download
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"Lianjia" PPT courseware for addition within 20
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"Lianjia" PPT courseware for addition within 20
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"Addition" PPT courseware
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"Addition" PPT download
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"Addition and Subtraction of Fractions with Different Denominators" Addition and Subtraction of Fractions PPT
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"Adding and subtracting fractions with the same denominator" Addition and subtraction of fractions PPT
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"Addition and Subtraction of 10" PPT download
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"Addition" PPT courseware
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"Addition with Carry" PPT courseware for addition and subtraction of two or three digits
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2023-10-05 09:27:34
"Addition with Carry" PPT courseware for addition and subtraction of two or three digits
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"Addition within 5" Addition and subtraction within 10 PPT courseware
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"Subtract whole tens and one-digit numbers from two-digit numbers" Addition and subtraction within 100 PPT courseware 2
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"Addition and Subtraction of 10" 6-10 understanding and addition and subtraction PPT courseware
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"Addition and Subtraction of 10" 6-10 understanding and addition and subtraction PPT courseware
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"Add two-digit numbers to integers and one-digit numbers" PPT courseware for addition and subtraction within 100
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"Little Deer's Subtraction" PPT Courseware 2
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"Multiplication, addition, multiplication and subtraction" table multiplication PPT courseware 3
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2019-02-26 09:00:00
"Multiply, Add, Multiply and Subtract" Multiplication in Tables PPT Courseware 2
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"Multiply, Add, Multiply and Subtract" Multiplication in Tables PPT Courseware 2
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"Subtraction of Rational Numbers" PPT courseware
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"Little Deer's Subtraction" PPT Courseware 3
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"Adding two-digit numbers to two-digit numbers orally" PPT courseware for addition and subtraction of two- and three-digit numbers
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"Multiplication, addition, multiplication and subtraction" table multiplication PPT courseware 2
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2019-03-07 17:00:00
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